{"id":2785,"date":"2021-07-23T09:12:13","date_gmt":"2021-07-23T03:42:13","guid":{"rendered":"http:\/\/mcq-questions.com\/?p=2785"},"modified":"2022-03-02T10:25:54","modified_gmt":"2022-03-02T04:55:54","slug":"ncert-solutions-for-class-9-maths-chapter-4-hindi","status":"publish","type":"post","link":"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/","title":{"rendered":"NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium)"},"content":{"rendered":"

NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (\u0926\u094b \u091a\u0930\u094b\u0902 \u092e\u0947\u0902 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923) (Hindi Medium)<\/span><\/h2>\n

These Solutions are part of NCERT Solutions for Class 9 Maths in Hindi Medium<\/a>. Here we have given NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables.<\/p>\n

\u092a\u094d\u0930\u0928\u093e\u0935\u093e\u0932\u0940 4.1<\/strong><\/span><\/p>\n

Ex 4.1 Class 9 \u0917\u0923\u093f\u0924 Q1. <\/strong>\u090f\u0915 \u0928\u094b\u091f\u092c\u0941\u0915 \u0915\u0940 \u0915\u0940\u092e\u0924 \u090f\u0915 \u0915\u0932\u092e \u0915\u0940 \u0915\u0940\u092e\u0924 \u0938\u0947 \u0926\u094b \u0917\u0941\u0928\u0940 \u0939\u0948\u0964 \u0907\u0938 \u0915\u0925\u0928 \u0915\u094b \u0928\u093f\u0930\u0942\u092a\u093f\u0924 \u0915\u0930\u0928\u0947<\/strong>\u00a0\u0915\u0947 \u0932\u093f\u090f \u0926\u094b \u091a\u0930\u094b\u0902 \u0935\u093e\u0932\u093e \u090f\u0915 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f\u0964\u00a0<\/strong>(<\/strong>\u0938\u0902\u0915\u0947\u0924<\/strong>\u00a0\u092e\u093e\u0928 \u0932\u0940\u091c\u093f\u090f<\/strong>,\u00a0<\/strong>\u0928\u094b\u091f\u092c\u0941\u0915 \u0915\u0940 \u0915\u0940\u092e\u0924 x \u0930\u0941 \u0939\u0948 \u0914\u0930 \u0915\u0932\u092e \u0915\u0940 \u0915\u0940\u092e\u0924 y \u0930\u0941 \u0939\u0948)\u0964<\/strong>
\n\u0939\u0932 :<\/strong>
\n\u092e\u093e\u0928\u093e \u092a\u0947\u0928 \u0915\u0940 \u0915\u0940\u092e\u0924 \u00a0= y \u0930\u0941\u092a\u092f\u093e \u0939\u0948
\n\u0914\u0930 \u0928\u094b\u091f\u092c\u0941\u0915 \u0915\u0940 \u0915\u0940\u092e\u0924 = x \u0930\u0941\u092a\u092f\u093e \u0939\u0948
\n\u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0928\u0941\u0938\u093e\u0930,
\n\u0928\u094b\u091f\u092c\u0941\u0915 \u0915\u0940 \u0915\u0940\u092e\u0924 = 2 ( \u092a\u0947\u0928 \u0915\u0940 \u0915\u0940\u092e\u0924 )
\nx = 2y
\n\u21d2 x – 2y = 0<\/p>\n

Ex 4.1 Class 9 \u0917\u0923\u093f\u0924\u00a0Q2. \u00a0\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923\u094b\u0902 \u0915\u094b\u00a0ax\u00a0+\u00a0by\u00a0+\u00a0c\u00a0= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0940\u091c\u093f\u090f \u0914\u0930 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0938\u094d\u0925\u093f\u0924\u093f \u092e\u0947\u0902 \u00a0a,\u00a0b \u0914\u0930\u00a0c \u0915\u0947 \u092e\u093e\u0928 \u092c\u0924\u093e\u0907\u090f :<\/strong>
\n(i) 2x\u00a0<\/em>+ 3y\u00a0<\/em>= 9.35<\/strong>
\n(ii)\u00a0x\u00a0<\/em>\u2013 5y\u00a0<\/em>\u2013 10 = 0<\/strong>
\n(iii) \u20132x\u00a0<\/em>+ 3y\u00a0<\/em>= 6<\/strong>
\n(iv)\u00a0x\u00a0<\/em>= 3y<\/em><\/strong>
\n(v) 2x\u00a0<\/em>= \u20135y<\/em><\/strong>
\n(vi) 3x\u00a0<\/em>+ 2 = 0<\/strong>
\n(vii) y\u2013 2 = 0<\/strong>
\n(viii) 5 = 2x<\/em><\/strong>
\n\u0939\u0932:<\/strong>
\n(i)\u00a0 2x\u00a0<\/em>+ 3y\u00a0<\/em>= 9.35<\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0+\u00a0by\u00a0+\u00a0c\u00a0= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2 \u00a02x + 3y – 9.35 = \u00a00
\n\u0905\u0924: \u00a0\u00a0a = 2, b = 3, c = – 9.35<\/p>\n

\u0939\u0932:\u00a0(ii)\u00a0\u00a0x\u00a0<\/em>\u20135y<\/em>\u00a0\u2013 10 = 0<\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2\u00a0x\u00a0<\/em>\u20135y<\/em>\u00a0\u2013 10 = 0
\n\u0905\u0924: , a = 1, b = -5, c = -10<\/p>\n

\u0939\u0932:\u00a0(iii)\u00a0 \u20132x\u00a0<\/em>+ 3y\u00a0<\/em>= 6<\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2 \u20132x\u00a0<\/em>+ 3y<\/em>\u00a0\u2013 6 = 0
\n\u0905\u0924:, a = \u2013 2, b = 3, c = \u2013 6<\/p>\n

\u0939\u0932:\u00a0(iv)\u00a0\u00a0x\u00a0<\/em>= 3y<\/em><\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2\u00a0x<\/em>\u00a0–<\/em>\u00a03y<\/em>\u00a0=<\/em>\u00a0\u00a00<\/em>
\n\u0905\u0924:<\/em>, a<\/em>\u00a0= 1, b<\/em>\u00a0=\u00a0<\/em>\u20133, c= 0<\/em><\/p>\n

\u0939\u0932:\u00a0(v)\u00a0 2x\u00a0<\/em>= \u20135y<\/em><\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2\u00a02x<\/em>\u00a0+<\/em>\u00a05y<\/em>\u00a0= 0<\/em>
\n\u0905\u0924:<\/em>, a<\/em>\u00a0= 2, b<\/em>\u00a0= 5, c<\/em>\u00a0= 0<\/em><\/p>\n

\u0939\u0932:\u00a0(vi)\u00a0 3x\u00a0<\/em>+ 2 = 0<\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2 3x + 0.y + 2 = 0
\n\u0905\u0924:<\/em>, a = 3, b = 0, c = 2<\/p>\n

\u0939\u0932:\u00a0(vii)\u00a0\u00a0y\u00a0<\/em>\u2013 2 = 0<\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d2\u00a00.x + y\u00a0<\/em>\u2013 2 = 0
\n\u0905\u0924:, a = 0, b = 1, c = -2<\/p>\n

\u0939\u0932:\u00a0(Viii)\u00a0 5 = 2x<\/em><\/strong>
\n\u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u094b\u00a0ax\u00a0<\/em>+\u00a0by\u00a0<\/em>+\u00a0c\u00a0<\/em>= 0 \u00a0\u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0930\u0928\u0947 \u092a\u0930
\n\u21d22x – 5= 0
\n\u0905\u0924:, a\u00a0= 2, b\u00a0= 0, c\u00a0= -5<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0935\u0932\u0940 4.2<\/strong><\/span><\/p>\n

Ex 4.2 Class 9 \u0917\u0923\u093f\u0924 Q1. \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0935\u093f\u0915\u0932\u094d\u092a\u094b\u0902 \u092e\u0947\u0902 \u0938\u0947 \u0915\u094c\u0928-\u0938\u093e \u0935\u093f\u0915\u0932\u094d\u092a \u0938\u0924\u094d\u092f \u0939\u0948, \u0914\u0930 \u0915\u094d\u092f\u094b\u0902?<\/strong>
\ny\u00a0<\/em>= 3x\u00a0<\/em>+ 5 \u0915\u093e<\/strong>
\n(i) \u090f\u0915 \u0905\u0926\u094d\u0935\u093f\u0924\u0940\u092f \u0939\u0932 \u0939\u0948, \u00a0\u00a0<\/strong>
\n(ii) \u0915\u0947\u0935\u0932 \u0926\u094b \u0939\u0932 \u0939\u0948,\u00a0<\/strong>
\n(iii) \u00a0\u0905\u092a\u0930\u093f\u092e\u093f\u0924 \u0930\u0942\u092a \u0938\u0947 \u0905\u0928\u0947\u0915 \u0939\u0932 \u0939\u0948\u0902 |<\/strong>
\n\u0939\u0932 :<\/strong>\u00a0(iii) \u0905\u092a\u0930\u093f\u092e\u093f\u0924 \u0930\u0942\u092a \u0938\u0947 \u0905\u0928\u0947\u0915 \u0939\u0932 \u0939\u0948\u0902 |<\/p>\n

Ex 4.2 Class 9 \u0917\u0923\u093f\u0924\u00a0Q2. \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0938\u092e\u0940\u0915\u0930\u0923\u094b\u0902 \u092e\u0947\u0902 \u0938\u0947 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u091a\u093e\u0930 \u0939\u0932 \u0932\u093f\u0916\u093f\u090f :<\/strong>
\n(i) 2x + y = 7
\n(ii) \u03c0x + y = 9
\n(iii) x = 4y
\n\"NCERT
\n\u0905\u0924: x \u0914\u0930 y \u0915\u093e \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0932\u093f\u090f \u091a\u093e\u0930 \u0939\u0932 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0939\u0948 :
\n\"NCERT
\n\"Maths
\n\u0905\u0924: x \u0914\u0930 y \u0915\u093e \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0932\u093f\u090f \u091a\u093e\u0930 \u0939\u0932 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0939\u0948 :
\n\"Class
\n\"NCERT
\n\u0905\u0924: x \u0914\u0930 y \u0915\u093e \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0932\u093f\u090f \u091a\u093e\u0930 \u0939\u0932 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0939\u0948 :
\n\"NCERT<\/p>\n

Ex 4.2 Class 9 \u0917\u0923\u093f\u0924\u00a0Q3. \u092c\u0924\u093e\u0907\u090f \u0915\u093f \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0939\u0932\u094b\u0902 \u092e\u0947\u0902 \u0915\u094c\u0928-\u0915\u094c\u0928 \u0938\u092e\u0940\u0915\u0930\u0923\u00a0x\u00a0<\/em>\u2013 2y\u00a0<\/em>= 4 \u0915\u0947 \u0939\u0932 \u0939\u0948 \u0914\u0930 \u0915\u094c\u0928-\u0915\u094c\u0928 \u0928\u0939\u0940\u0902 \u0939\u0948 :<\/strong>
\n(i) (0, 2)
\n(ii) (2, 0)
\n(iii) (4, 0)
\n\"Maths
\n(i) (0,2) \u0938\u092e\u0940\u0915\u0930\u0923\u00a0<\/strong>x\u00a0<\/em><\/strong>\u2013 2y\u00a0<\/em>= 4\u00a0<\/strong>\u0915\u093e \u0939\u0932 \u0939\u0948 \u0905\u0925\u0935\u093e \u0928\u0939\u0940\u0902\u00a0<\/strong>
\n\u0939\u0932<\/strong>\u00a0:<\/strong>\u00a0x = 0 \u0914\u0930 y = 2 \u0930\u0916\u0928\u0947 \u092a\u0930
\nx\u00a0<\/em>\u2013 2y\u00a0<\/em>= 4
\nLHS = 0 \u2013 2(2)
\n= – 4
\nRHS = 4
\n\u0907\u0938\u0932\u093f\u090f, LHS \u2260 RHS
\n\u0905\u0924: (0, 2) \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u0939\u0932 \u0928\u0939\u0940\u0902 \u0939\u0948 |<\/p>\n

(ii) (2,0) \u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u0915\u093e \u0939\u0932 \u0939\u0948 \u0905\u0925\u0935\u093e \u0928\u0939\u0940\u0902<\/strong>
\n\u0939\u0932 :<\/strong>\u00a0x \u2013 2y = 4 \u00a0\u092e\u0947\u0902\u00a0<\/strong>x = 2 \u0914\u0930 y = 0 \u0930\u0916\u0928\u0947 \u092a\u0930
\nLHS =\u00a0 2 \u2013 2(0)
\n= 2 \u2013 0
\n= 2
\n\u091c\u092c\u0915\u093f RHS = 4 \u0939\u0948
\n\u0907\u0938\u0932\u093f\u090f, LHS \u2260 RHS
\n\u0905\u0924: (2, 0) \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u0939\u0932 \u0928\u0939\u0940\u0902 \u0939\u0948 |<\/p>\n

(iii) (4,0)<\/strong>\u00a0\u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u0915\u093e \u0939\u0932 \u0939\u0948 \u0905\u0925\u0935\u093e \u0928\u0939\u0940\u0902<\/strong>
\n\u0939\u0932 :<\/strong>\u00a0\u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u092e\u0947\u0902 x = 4 \u0914\u0930 y = 0 \u0930\u0916\u0928\u0947 \u092a\u0930
\nLHS = x \u2013 2y
\n=\u00a0 4 – 2(0)
\n=\u00a0 4 \u2013 0 = 4
\n\u091c\u092c\u0915\u093f RHS = 4
\n\u092f\u0939\u093e\u0901 LHS = RHS \u0939\u0948
\n\u0905\u0924: (4, 0) \u0926\u093f\u090f \u0917\u090f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u0939\u0932 \u0939\u0948 |
\n\"Class<\/p>\n

(v) \u092c\u0924\u093e\u0907\u090f (1,1)<\/strong>\u00a0\u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u0915\u093e \u0939\u0932 \u0939\u0948 \u0905\u0925\u0935\u093e \u0928\u0939\u0940\u0902<\/strong>
\n\u0939\u0932 :<\/strong>\u00a0\u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u092e\u0947\u0902 x = 1 \u0914\u0930 y = 1 \u0930\u0916\u0928\u0947 \u092a\u0930
\nLHS = x \u2013 2y = 1- 2 (1) = 1 \u2013 2 = – 1
\n\u091c\u092c\u0915\u093f RHS = 4 \u0939\u0948
\n\u0905\u0924: (1, 1) \u0938\u092e\u0940\u0915\u0930\u0923 x \u2013 2y = 4 \u0915\u093e \u0939\u0932 \u0928\u0939\u0940\u0902 \u0939\u0948 |<\/p>\n

Ex 4.2 Class 9 \u0917\u0923\u093f\u0924\u00a0Q4<\/strong>. k<\/strong>\u00a0\u0915\u093e \u092e\u093e\u0928 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f \u091c\u092c\u0915\u093f\u00a0<\/strong>\u00a0x\u00a0<\/strong>= 2,<\/strong>\u00a0\u00a0y\u00a0= 1\u00a0<\/strong>\u0938\u092e\u0940\u0915\u0930\u0923\u00a02x\u00a0+ 3y\u00a0=\u00a0k<\/em><\/strong>\u00a0\u0915\u093e \u090f\u0915 \u0939\u0932 \u0939\u094b |<\/strong>
\n\u0939\u0932<\/strong>\u00a0:<\/strong>\u00a02x + 3y = k
\nx = 2 \u0914\u0930 y = 1 \u0930\u0916\u0928\u0947 \u092a\u0930
\n\u21d2\u00a02x + 3y = k
\n\u21d2\u00a02(2) + 3(1) = k
\n\u21d2\u00a04 + 3 = k
\n\u21d2\u00a0k = 7<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0935\u0932\u0940<\/strong>\u00a04.3<\/strong><\/span><\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924 Q<\/strong>1.\u00a0<\/strong>\u0926\u094b \u091a\u0930\u094b\u0902 \u0935\u093e\u0932\u0947 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923\u094b\u0902 \u092e\u0947\u0902 \u0938\u0947 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0915\u093e \u0906\u0932\u0947\u0916 \u0916\u0940\u0902\u091a\u093f\u090f :<\/strong>
\n(i)\u00a0 x\u00a0+\u00a0y\u00a0= 4
\n(ii) x\u00a0\u2013\u00a0y\u00a0= 2
\n(iii) y\u00a0= 3x
\n(iv) 3 = 2x\u00a0+\u00a0y
\n\u0939\u0932 :<\/strong>\u00a0(i) x<\/strong>\u00a0+<\/strong>\u00a0y<\/strong>\u00a0=\u00a0<\/strong>4<\/strong>
\n\u21d2 y = 4 \u2013 x
\nx \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 0, 1, \u0924\u0925\u093e 2 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 4, 3 \u0914\u0930 2 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u093f\u0938\u0915\u0940 \u0938\u093e\u0930\u0923\u0940 \u0928\u093f\u092e\u094d\u0928 \u0939\u0948 |
\n\"NCERT
\n\"NCERT
\n\u0939\u0932 :<\/strong>\u00a0(ii)\u00a0<\/strong>\u00a0\u00a0\u00a0x\u00a0<\/em><\/strong>\u2013\u00a0y\u00a0<\/em>= 2<\/strong>
\n\u21d2\u00a0x\u00a0<\/em>= 2 +\u00a0y<\/em>
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 y \u0915\u093e \u092e\u093e\u0928 1, 2 \u0914\u0930 3 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 3, 4 \u0914\u0930 5 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u093f\u0938\u0915\u0940 \u0938\u093e\u0930\u0923\u0940 \u0928\u093f\u092e\u094d\u0928 \u0939\u0948 –
\n\"NCERT
\n\u0939\u0932 :<\/strong>\u00a0(iii)\u00a0<\/strong>\u00a0\u00a0y\u00a0<\/em><\/strong>= 3x<\/em><\/strong>
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 x \u0915\u093e \u092e\u093e\u0928 0, 1 \u0914\u0930 \u2013 1 \u0930\u0916\u0928\u0947 \u092a\u0930 \u0915\u094d\u0930\u092e\u0936 y \u0915\u093e \u092e\u093e\u0928 0, 3 \u0914\u0930 -3 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 –
\n\"Maths
\n\u0939\u0932 :<\/strong>\u00a0(iv)\u00a0<\/strong>\u00a0\u00a03 = 2x\u00a0<\/em>+\u00a0y<\/em><\/strong>
\n\u21d2\u00a0y = 3 \u2013 2x
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 x \u0915\u093e \u092e\u093e\u0928 0, 1 \u0914\u0930 -1 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 3, 1 \u0914\u0930\u00a0 5 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u093f\u0938\u0915\u0940 \u0938\u093e\u0930\u0923\u0940 \u0928\u093f\u092e\u094d\u0928 \u0939\u0948 –
\n\"Maths<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q<\/strong>2.\u00a0<\/strong>\u092c\u093f\u0902\u0926\u0941 (2, 14) \u0938\u0947 \u0939\u094b\u0915\u0930 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0940 \u0926\u094b \u0930\u0947\u0916\u093e\u0913\u0902 \u0915\u0947 \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f | \u0907\u0938 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0940 \u0914\u0930 \u0915\u093f\u0924\u0928\u0940 \u0930\u0947\u0916\u093e\u090f\u0901 \u0939\u094b \u0938\u0915\u0924\u0940 \u0939\u0948 , \u0914\u0930 \u0915\u094d\u092f\u094b\u0902 ?<\/strong>
\n\u0939\u0932 :<\/strong>\u00a0\u00a0\u00a0\u092c\u093f\u0902\u0926\u0941 (2, 14) \u092e\u0947\u0902 x = 2 \u0914\u0930 y = 14 \u0939\u0948
\n\u0905\u0924: \u0907\u0938 \u092e\u093e\u0928 \u0915\u094b \u0938\u0902\u0924\u0941\u0937\u094d\u091f \u0915\u0930\u0928\u0947 \u0935\u093e\u0932\u0947 \u0926\u094b \u0938\u092e\u0940\u0915\u0930\u0923 \u0928\u093f\u092e\u094d\u0928 \u0939\u0948 :
\nx + y = 16
\n\u0914\u0930 \u00a0x \u2013 y = \u00a0-12
\n\u0907\u0938 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0940 \u0905\u0928\u0902\u0924 \u0930\u0947\u0916\u093e\u090f \u0939\u094b \u0938\u0915\u0924\u0940 \u0939\u0948 \u0915\u094d\u092f\u094b\u0902\u0915\u093f \u092f\u0947 \u0930\u0947\u0916\u093e\u090f\u0901 \u090f\u0915 \u0939\u0940 \u092c\u093f\u0902\u0926\u0941 (2, 14) \u0938\u0947 \u0917\u0941\u091c\u0930\u0947\u0902\u0917\u0940 |<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q<\/strong>3.\u00a0<\/strong>\u092f\u0926\u093f \u092c\u093f\u0902\u0926\u0941 (3, 4) \u0938\u092e\u0940\u0915\u0930\u0923\u00a0<\/strong>3y\u00a0<\/em>=\u00a0ax\u00a0<\/em>+ 7<\/strong>\u00a0\u0915\u0947 \u0906\u0932\u0947\u0916 \u092a\u0930 \u0938\u094d\u0925\u093f\u0924 \u0939\u0948, \u0924\u094b a \u0915\u093e \u092e\u093e\u0928 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f |<\/strong>
\n\u0939\u0932 :\u00a0<\/strong>\u00a0 3y = ax + 7
\n\u092c\u093f\u0902\u0926\u0941 (3, 4) \u092e\u0947\u0902 x = 3 \u0914\u0930 y = 4 \u0939\u0948 |
\n\u0938\u092e\u0940\u0915\u0930\u0923 3y = ax + 7\u00a0 \u092e\u0947\u0902 x \u0914\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0930\u0916\u0928\u0947 \u092a\u0930
\n3(4) = a(3) +7
\n12 = 3a + 7
\n3a = 12 \u2013 7
\n3a = 5<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q4.\u00a0<\/strong>\u090f\u0915 \u0928\u0917\u0930 \u092e\u0947\u0902 \u091f\u0948\u0915\u094d\u0938\u0940 \u0915\u093e \u0915\u093f\u0930\u093e\u092f\u093e \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0939\u0948: \u092a\u0939\u0932\u0947 \u0915\u093f\u0932\u094b\u092e\u0940\u091f\u0930 \u0915\u093e \u0915\u093f\u0930\u093e\u092f\u093e\u00a0<\/strong>8<\/strong>\u00a0\u0930\u0941 \u0939\u0948 \u0914\u0930 \u0909\u0938\u0915\u0947 \u092c\u093e\u0926 \u0915\u0940 \u0926\u0942\u0930\u0940 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u0924\u093f \u0915\u093f\u0932\u094b\u092e\u0940\u091f\u0930 \u0915\u093e \u0915\u093f\u0930\u093e\u092f\u093e\u00a0<\/strong>5<\/strong>\u00a0\u0930\u0941 \u0939\u0948\u0964 \u092f\u0926\u093f \u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0942\u0930\u0940<\/strong>\u00a0x \u0915\u093f\u0932\u094b\u092e\u0940\u091f\u0930 \u0939\u094b<\/strong>,\u00a0<\/strong>\u0914\u0930 \u0915\u0941\u0932 \u0915\u093f\u0930\u093e\u092f\u093e y \u0930\u0941 \u0939\u094b<\/strong>,\u00a0<\/strong>\u0924\u094b \u0907\u0938\u0915\u093e \u090f\u0915 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f \u0914\u0930<\/strong>\u0909\u0938\u0915\u093e \u0906\u0932\u0947\u0916 \u0916\u0940\u0902\u091a\u093f\u090f\u0964<\/strong>
\n\u0939\u0932 :\u00a0<\/strong>\u00a0\u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0941\u0930\u0940 = x km
\n\u0915\u0941\u0932 \u0915\u093f\u0930\u093e\u092f\u093e = y\u00a0 \u0930\u0941
\n\u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0928\u0941\u0938\u093e\u0930,
\n\u092a\u0939\u0932\u0947 \u0915\u093f\u0932\u094b\u092e\u0940\u091f\u0930 \u0915\u093e \u0915\u093f\u0930\u093e\u092f\u093e + 5(\u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0941\u0930\u0940 – 1) = y
\n8 + 5(x – 1) = y
\n\u21d2\u00a08 + 5x – 5 = y
\n\u21d2\u00a03 + 5x = y
\n\u21d2\u00a05x \u2013y + 3 = 0
\n\u21d2\u00a0y = 5x + 3
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 x \u0915\u093e \u092e\u093e\u0928 0, -1 \u0924\u0925\u093e 1 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 3, -2 \u0914\u0930 8 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 |
\n\"Linear<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q<\/strong>5.\u00a0<\/strong>\u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0906\u0932\u0947\u0916\u094b\u0902 \u092e\u0947\u0902 \u0938\u0947 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0915\u0947 \u0932\u093f\u090f \u0926\u093f\u090f \u0917\u090f \u0935\u093f\u0915\u0932\u094d\u092a\u094b\u0902 \u0938\u0947 \u0938\u0939\u0940 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u091a\u092f\u0928 \u0915\u0940\u091c\u093f\u090f:\u00a0<\/strong><\/p>\n\n\n\n\n
\u0906\u0915\u0943\u0924\u093f 4. 6\u00a0 \u0915\u0947 \u0932\u093f\u090f<\/strong><\/td>\n\u0906\u0915\u0943\u0924\u093f 4.7 \u0915\u0947 \u0932\u093f\u090f\u00a0<\/strong><\/td>\n<\/tr>\n
(i) \u00a0\u00a0y\u00a0<\/em>=\u00a0x<\/em>
\n(ii) \u00a0x\u00a0<\/em>+\u00a0y\u00a0<\/em>= 0
\n(iii) \u00a0y\u00a0<\/em>= 2x<\/em>
\n(iv) \u00a02 + 3y\u00a0<\/em>= 7x<\/em><\/td>\n		(i)\u00a0y\u00a0<\/em>=\u00a0x\u00a0<\/em>+ 2
\n(ii)\u00a0y\u00a0<\/em>=\u00a0x\u00a0<\/em>\u2013 2
\n(iii)\u00a0y\u00a0<\/em>= \u2013x\u00a0<\/em>+ 2
\n(iv)\u00a0x\u00a0<\/em>+ 2y\u00a0<\/em>= 6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"Linear
\n\u0939\u0932\u00a0<\/strong>:<\/strong>\u00a0 \u0906\u0915\u0943\u0924\u093f 4.6 \u0915\u0947 \u0932\u093f\u090f
\n(ii) x + y = 0
\n\u0906\u0915\u0943\u0924\u093f 4.7 \u0915\u0947 \u0932\u093f\u090f
\n(iii) y = -x + 2<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q6. \u090f\u0915 \u0905\u091a\u0930 \u092c\u0932 \u0932\u0917\u093e\u0928\u0947 \u092a\u0930 \u090f\u0915 \u092a\u093f\u0902\u0921 \u0926\u094d\u0935\u093e\u0930\u093e \u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0915\u093e\u0930\u094d\u092f \u092a\u093f\u0902\u0921 \u0926\u094d\u0935\u093e\u0930\u093e \u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0942\u0930\u0940 \u0915\u0947 \u0905\u0928\u0941\u0915\u094d\u0930\u092e\u093e\u0928\u0941\u092a\u093e\u0924\u0940 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0907\u0938 \u0915\u0925\u0928 \u0915\u094b \u0926\u094b \u091a\u0930\u094b\u0902 \u0935\u093e\u0932\u0947 \u090f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u094d\u092f\u0915\u094d\u0924 \u0915\u0940\u091c\u093f\u090f \u0914\u0930 \u0905\u091a\u0930 \u092c\u0932 5 \u092e\u093e\u0924\u094d\u0930\u0915 \u0932\u0947\u0915\u0930 \u0907\u0938\u0915\u093e \u0906\u0932\u0947\u0916 \u0916\u0940\u0902\u091a\u093f\u090f\u0964 \u092f\u0926\u093f \u092a\u093f\u0902\u0921 \u0926\u094d\u0935\u093e\u0930\u093e \u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0942\u0930\u0940<\/strong>
\n(i) 2 \u092e\u093e\u0924\u094d\u0930\u0915<\/strong>
\n(ii) 0 \u092e\u093e\u0924\u094d\u0930\u0915<\/strong>
\n\u0939\u094b, \u0924\u094b \u0906\u0932\u0947\u0916 \u0938\u0947 \u0915\u093f\u092f\u093e \u0939\u0941\u0906 \u0915\u093e\u0930\u094d\u092f \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f\u0964<\/strong>
\n\u0939\u0932<\/strong>\u00a0:<\/strong>
\n\u092e\u093e\u0928\u093e \u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0915\u093e\u0930\u094d\u092f = y
\n\u092a\u093f\u0902\u0921 \u0926\u094d\u0935\u093e\u0930\u093e \u0935\u093f\u0938\u094d\u0925\u093e\u092a\u0928 = x \u092e\u0940\u091f\u0930
\n\u0905\u091a\u0930 \u092c\u0932 = 5 \u0907\u0915\u093e\u0908
\n\u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0915\u093e\u0930\u094d\u092f = \u092c\u0932 \u00d7 \u0935\u093f\u0938\u094d\u0925\u093e\u092a\u0928
\nW = F \u00d7 S
\n\u0907\u0938\u0932\u093f\u090f,\u00a0\u00a0 y = 5x
\n(i) \u091c\u092c \u0924\u092f \u0926\u0941\u0930\u0940 2 \u092e\u093e\u0924\u094d\u0930\u0915 \u0939\u0948 \u0924\u092c
\nx = 2 \u0930\u0916\u0928\u0947 \u092a\u0930
\n\u0905\u0924: y = 5x
\n\u21d2\u00a0y = 5(2)
\n\u21d2\u00a0 y =\u00a0 10
\n\u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0915\u093e\u0930\u094d\u092f 10 \u092e\u093e\u0924\u094d\u0930\u0915<\/p>\n

(ii) \u091c\u092c \u0924\u092f \u0915\u0940 \u0917\u0908 \u0926\u0941\u0930\u0940 0 \u092e\u093e\u0924\u094d\u0930\u0915 \u0939\u0948 \u0924\u092c
\nx = 0 \u0930\u0916\u0928\u0947 \u092a\u0930
\n\u21d2\u00a0\u00a0 y = 5(0)
\n\u21d2\u00a0\u00a0 y = 0
\n\u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0915\u093e\u0930\u094d\u092f 0 \u092e\u093e\u0924\u094d\u0930\u0915
\n\u0906\u0932\u0947\u0916 \u0915\u0947 \u0932\u093f\u090f x \u0915\u093e \u092e\u093e\u0928 -1, 0 \u0914\u0930 1 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: – 5, 0 \u0914\u0930 5 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 |
\n\"Class<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q7. \u090f\u0915 \u0935\u093f\u0926\u094d\u092f\u093e\u0932\u092f \u0915\u0940 \u0915\u0915\u094d\u0937\u093e IX \u0915\u0940 \u091b\u093e\u0924\u094d\u0930\u093e\u090f\u0902 \u092f\u093e\u092e\u093f\u0928\u0940 \u0914\u0930 \u092b\u093e\u0924\u093f\u092e\u093e \u0928\u0947 \u092e\u093f\u0932\u0915\u0930 \u092d\u0942\u0915\u0902\u092a \u092a\u0940\u0921\u093f\u093c\u0924 \u0935\u094d\u092f\u0915\u094d\u0924\u093f\u092f\u094b\u0902 \u0915\u0940 \u0938\u0939\u093e\u092f\u0924\u093e \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u0927\u093e\u0928\u092e\u0902\u0924\u094d\u0930\u0940 \u0930\u093e\u0939\u0924 \u0915\u094b\u0937 \u092e\u0947\u0902 100 \u0930\u0941 \u0905\u0902\u0936\u0926\u093e\u0928 \u0926\u093f\u092f\u093e\u0964 \u090f\u0915 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0932\u093f\u0916\u093f\u090f \u091c\u094b \u0907\u0928 \u0906\u0902\u0915\u0921\u093c\u094b\u0902 \u0915\u094b \u0938\u0902\u0924\u0941\u0937\u094d\u091f \u0915\u0930\u0924\u0940 \u0939\u094b\u0964 (\u0906\u092a \u0909\u0928\u0915\u093e \u0905\u0902\u0936\u0926\u093e\u0928 x \u0930\u0941 \u0914\u0930 y \u0930\u0941 \u092e\u093e\u0928 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902)\u0964 \u0907\u0938 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u0906\u0932\u0947\u0916 \u0916\u0940\u0902\u091a\u093f\u090f\u0964<\/strong>
\n\u0939\u0932<\/strong>\u00a0:<\/strong>\u00a0\u092e\u093e\u0928\u093e \u092f\u093e\u092e\u093f\u0928\u0940 \u0926\u094d\u0935\u093e\u0930\u093e \u092f\u094b\u0917\u0926\u093e\u0928 = x \u0930\u0941
\n\u0914\u0930 \u092b\u093e\u0924\u093f\u092e\u093e \u0926\u094d\u0935\u093e\u0930\u093e \u092f\u094b\u0917\u0926\u093e\u0928 = y \u0930\u0941
\n\u0926\u094b\u0928\u094b\u0902 \u0915\u0947 \u0926\u094d\u0935\u093e\u0930\u093e \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0905\u0902\u0936\u0926\u093e\u0928 = 100 \u0930\u0941
\n\u0905\u0924: \u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0928\u0941\u0938\u093e\u0930,
\nx + y = 10
\ny = 100 – x
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u092e\u0947\u0902 x \u0915\u093e \u092e\u093e\u0928 10, 20 \u0914\u0930 30 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 \u0915\u094d\u0930\u092e\u0936: 90, 80 \u0914\u0930 70 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0924\u093e \u0939\u0948 |
\n\"NCERT<\/p>\n

Ex 4.3 Class 9 \u0917\u0923\u093f\u0924\u00a0Q8. \u0905\u092e\u0930\u0940\u0915\u093e \u0914\u0930 \u0915\u0928\u093e\u0921\u093e \u091c\u0948\u0938\u0947 \u0926\u0947\u0936\u094b\u0902 \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u092e\u0947\u0902 \u092e\u093e\u092a\u093e \u091c\u093e\u0924\u093e \u0939\u0948<\/strong>,\u00a0<\/strong>\u091c\u092c\u0915\u093f \u092d\u093e\u0930\u0924 \u091c\u0948\u0938\u0947<\/strong>\u00a0\u0926\u0947\u0936\u094b\u0902 \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u092e\u0947\u0902 \u092e\u093e\u092a\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u092f\u0939\u093e\u0901 \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u0915\u094b \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u092e\u0947\u0902 \u0930\u0942\u092a\u093e\u0902\u0924\u0930\u093f\u0924 \u0915\u0930\u0928\u0947<\/strong>\u00a0\u0935\u093e\u0932\u093e \u090f\u0915 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923 \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948:<\/strong>
\n\"NCERT
\n(i) \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u0915\u094b x-\u0905\u0915\u094d\u0937 \u0914\u0930 \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u0915\u094b y-\u0905\u0915\u094d\u0937 \u092e\u093e\u0928\u0915\u0930 \u090a\u092a\u0930 \u0926\u093f\u090f \u0917\u090f \u0930\u0948\u0916\u093f \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u093e \u0906\u0932\u0947\u0916 \u0916\u0940\u0902\u091a\u093f\u090f\u0964<\/strong>
\n(ii) \u092f\u0926\u093f \u0924\u093e\u092a\u092e\u093e\u0928 30\u00b0C \u0939\u0948, \u0924\u094b \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u0915\u094d\u092f\u093e \u0939\u094b\u0917\u093e?<\/strong>
\n(iii) \u092f\u0926\u093f \u0924\u093e\u092a\u092e\u093e\u0928 95\u00b0F \u0939\u0948, \u0924\u094b \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u0915\u094d\u092f\u093e \u0939\u094b\u0917\u093e?<\/strong>
\n(iv) \u092f\u0926\u093f \u0924\u093e\u092a\u092e\u093e\u0928 0\u00b0C \u0939\u0948, \u0924\u094b \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u0915\u094d\u092f\u093e \u0939\u094b\u0917\u093e? \u0914\u0930 \u092f\u0926\u093f \u0924\u093e\u092a\u092e\u093e\u0928 0\u00b0F \u0939\u0948, \u0924\u094b \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u092e\u0947\u0902 \u0924\u093e\u092a\u092e\u093e\u0928 \u0915\u094d\u092f\u093e \u0939\u094b\u0917\u093e?<\/strong>
\n(v) \u0915\u094d\u092f\u093e \u0910\u0938\u093e \u092d\u0940 \u0915\u094b\u0908 \u0924\u093e\u092a\u092e\u093e\u0928 \u0939\u0948 \u091c\u094b \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0907\u091f \u0914\u0930 \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u0926\u094b\u0928\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0938\u0902\u0916\u094d\u092f\u093e\u0924\u094d\u092e\u0915\u0924: \u0938\u092e\u093e\u0928 \u0939\u0948? \u092f\u0926\u093f \u0939\u093e\u0901, \u0924\u094b \u0909\u0938\u0947 \u091c\u094d\u091e\u093e\u0924 \u0915\u0940\u091c\u093f\u090f\u0964<\/strong>
\n\u0939\u0932 :<\/strong>
\n\"Class
\n\u0907\u0938\u0940\u092a\u094d\u0930\u0915\u093e\u0930 x \u0915\u093e \u092e\u093e\u0928 20 \u0914\u0930 30 \u0930\u0916\u0928\u0947 \u092a\u0930 y \u0915\u093e \u092e\u093e\u0928 68 \u0914\u0930 86 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0939\u094b\u0917\u093e \u091c\u093f\u0938\u0915\u0940 \u0924\u093e\u0932\u093f\u0915\u093e \u0928\u093f\u092e\u094d\u0928 \u0939\u0948 |
\n>\"NCERT
\n\"NCERT
\n\"Class
\n\u0939\u0932 :\u00a0(v) \u092e\u093e\u0928\u093e t \u0935\u0939 \u0924\u093e\u092a\u092e\u093e\u0928 \u0939\u0948 \u091c\u094b \u0938\u0947\u0932\u094d\u0938\u093f\u092f\u0938 \u0914\u0930 \u092b\u093e\u0930\u0947\u0928\u0939\u093e\u0908\u091f \u0926\u094b\u0928\u094b\u0902 \u092e\u0947\u0902 \u0938\u0902\u0916\u094d\u092f\u093e\u0924\u094d\u092e\u0915 \u0930\u0942\u092a \u0938\u0947 \u0938\u092e\u093e\u0928 \u0939\u0948 |
\n\"9th<\/p>\n

\u092a\u094d\u0930\u0936\u094d\u0928\u093e\u0935\u0932\u0940 4.4<\/strong><\/span><\/p>\n

Ex 4.4 Class 9 \u0917\u0923\u093f\u0924 Q1.<\/strong>
\n(i) \u090f\u0915 \u091a\u0930 \u0935\u093e\u0932\u0947<\/strong>
\n(ii) \u0926\u094b \u091a\u0930 \u0935\u093e\u0932\u0947<\/strong>
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 y = 3 \u0915\u093e \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 \u0915\u0940\u091c\u093f\u090f\u0964<\/strong>
\n\u0939\u0932-<\/strong>
\n(i) \u090f\u0915 \u091a\u0930 \u0935\u093e\u0932\u0947 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 y = 3 \u0915\u093e \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 :
\n\u0938\u0902\u0916\u094d\u092f\u093e \u0930\u0947\u0916\u093e \u0916\u0940\u0902\u091a\u093f\u090f \u0914\u0930 \u0909\u0938 \u092a\u0930 0 \u0915\u0947 \u0926\u093e\u092f\u0940\u0902 \u0913\u0930 \u0924\u0940\u0938\u0930\u093e \u091a\u093f\u0939\u094d\u0928 \u091a\u093f\u0939\u094d\u0928\u093f\u0924 \u0915\u0940\u091c\u093f\u090f\u0964
\n\"CBSE
\n\u0905\u0924\u0903 y = 3 \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e- \u0930\u0947\u0916\u093e \u092a\u0930 \u092f\u0939\u0940 \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0938\u094d\u0925\u093f\u0924\u093f \u0939\u0948\u0964
\n(ii) \u0926\u094b \u091a\u0930 \u0935\u093e\u0932\u0947 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 y = 3 \u0915\u094b \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 :
\n(1) \u0935\u0930\u094d\u0917 \u092a\u0924\u094d\u0930\u0915 (\u0917\u094d\u0930\u093e\u092b \u092a\u0947\u092a\u0930) \u092a\u0930 X-\u0905\u0915\u094d\u0937 \u0924\u0925\u093e Y-\u0905\u0915\u094d\u0937 \u0916\u0940\u0902\u091a\u0915\u0930 \u0909\u0928 \u092a\u0930 \u092e\u093e\u092a\u0928 \u091a\u093f\u0939\u094d\u0928 \u0905\u0902\u0915\u093f\u0924 \u0915\u0940\u091c\u093f\u090f\u0964
\n(2) Y-\u0905\u0915\u094d\u0937 \u092a\u0930 +3 \u091a\u093f\u0939\u094d\u0928 \u0938\u0947 X-\u0905\u0915\u094d\u0937 \u0915\u0947 \u0938\u092e\u093e\u0928\u094d\u0924\u0930 \u0930\u0947\u0916\u093e AB \u0916\u0940\u0902\u091a\u093f\u090f\u0964
\n\"NCERT
\n\u0907\u0938 \u0930\u0947\u0916\u093e \u092a\u0930 x ( \u092d\u0941\u091c) \u0915\u0947 \u092d\u093f\u0928\u094d\u0928-\u092d\u093f\u0928\u094d\u0928 \u092e\u093e\u0928 \u0935\u093e\u0932\u0947 \u092c\u093f\u0928\u094d\u0926\u0941\u0913\u0902 \u0915\u0947 \u0932\u093f\u090f \u092d\u0940 y (\u0915\u094b\u091f\u093f) \u0915\u093e \u092e\u093e\u0928 3 \u0938\u094d\u0925\u093f\u0930 \u0939\u0948\u0964
\n\u090b\u091c\u0941 \u0930\u0947\u0916\u093e AB \u0905\u092d\u0940\u0937\u094d\u091f \u0906\u0932\u0947\u0916 \u0939\u0948\u0964<\/p>\n

Ex 4.4 Class 9 \u0917\u0923\u093f\u0924\u00a0Q2.<\/strong>
\n(i) \u090f\u0915 \u091a\u0930 \u0935\u093e\u0932\u0947<\/strong>
\n(ii) \u0926\u094b \u091a\u0930 \u0935\u093e\u0932\u0947<\/strong>
\n\u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 2x + 9 = 0 \u0915\u093e \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 \u0915\u0940\u091c\u093f\u090f\u0964<\/strong>
\n\u0939\u0932-<\/strong>
\n(i) \u090f\u0915 \u091a\u0930 \u0935\u093e\u0932\u0947 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 2x + 9 = 0 \u0915\u093e \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 :
\n\u0926\u093f\u092f\u093e \u0939\u0941\u0906 \u0938\u092e\u0940\u0915\u0930\u0923 2x + 9 = 0
\n2x = -9
\nx = -4\\(\\frac { 1 }{ 2 }\\)
\n\u0938\u0902\u0916\u094d\u092f\u093e-\u0930\u0947\u0916\u093e \u0916\u0940\u0902\u091a\u093f\u090f\u0964 0 \u0915\u0947 \u092c\u093e\u092f\u0940\u0902 \u0913\u0930 -4\\(\\frac { 1 }{ 2 }\\) \u092a\u0930 \u091a\u093f\u0939\u094d\u0928 \u0932\u0917\u093e\u0907\u090f \u0938\u0902\u0916\u094d\u092f\u093e-\u0930\u0947\u0916\u093e \u092a\u0930 2x + 9 = 0 \u0915\u0940 \u092f\u0939\u0940 \u0938\u094d\u0925\u093f\u0924\u093f \u0939\u0948\u0964
\n\"Maths
\n(ii) \u0926\u094b \u091a\u0930 \u0935\u093e\u0932\u0947 \u0938\u092e\u0940\u0915\u0930\u0923 \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 2x + 9 = 0 \u0915\u093e \u091c\u094d\u092f\u093e\u092e\u093f\u0924\u0940\u092f \u0928\u093f\u0930\u0942\u092a\u0923 :
\n(1) \u0917\u094d\u0930\u093e\u092b \u092a\u0947\u092a\u0930 \u092a\u0930 X-\u0905\u0915\u094d\u0937 \u0924\u0925\u093e Y-\u0905\u0915\u094d\u0937 \u0916\u0940\u0902\u091a\u0915\u0930 \u0909\u0928 \u092a\u0930 \u092e\u093e\u092a\u0915 \u091a\u093f\u0928\u094d\u0939 \u0905\u0902\u0915\u093f\u0924 \u0915\u0940\u091c\u093f\u090f\u0964
\n(2) X-\u0905\u0915\u094d\u0937 \u092a\u0930 \\(\\frac { -9 }{ 2 }\\) \u092f\u093e -4.5 \u091a\u093f\u0939\u094d\u0928\u093f\u0924 (\u0905\u0902\u0915\u093f\u0924) \u0915\u0940\u091c\u093f\u090f \u0914\u0930 \u0907\u0938\u0938\u0947 Y-\u0905\u0915\u094d\u0937 \u0915\u0947 \u0938\u092e\u093e\u0928\u094d\u0924\u0930 \u0930\u0947\u0916\u093e AB \u0916\u0940\u0902\u091a\u093f\u090f\u0964
\n\"Class
\n\u0907\u0938 \u0930\u0947\u0916\u093e \u092a\u0930 \u0938\u094d\u0925\u093f\u0924 \u0938\u092d\u0940 \u092c\u093f\u0928\u094d\u0926\u0941\u0913\u0902 \u0915\u0947 \u0932\u093f\u090f x = -4\\(\\frac { 1 }{ 2 }\\) \u0939\u094b\u0917\u093e \u091a\u093e\u0939\u0947 y \u0915\u093e \u092e\u093e\u0928 \u0915\u0941\u091b \u092d\u0940 \u0939\u094b\u0964
\n\u090b\u091c\u0941 \u0930\u0947\u0916\u093e AB \u0905\u092d\u0940\u0937\u094d\u091f \u0906\u0932\u0947\u0916 \u0939\u0948\u0964<\/p>\n

Hope given NCERT Solutions for Class 9 Maths Chapter 4 are helpful to complete your homework.<\/p>\n","protected":false},"excerpt":{"rendered":"

NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (\u0926\u094b \u091a\u0930\u094b\u0902 \u092e\u0947\u0902 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923) (Hindi Medium) These Solutions are part of NCERT Solutions for Class 9 Maths in Hindi Medium. Here we have given NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables. \u092a\u094d\u0930\u0928\u093e\u0935\u093e\u0932\u0940 4.1 Ex 4.1 …<\/p>\n

NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium)<\/span> Read More »<\/a><\/p>\n","protected":false},"author":9,"featured_media":7715,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","spay_email":""},"categories":[6],"tags":[27,26,28,24,25],"yoast_head":"\nNCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium) - MCQ Questions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium) - MCQ Questions\" \/>\n<meta property=\"og:description\" content=\"NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (\u0926\u094b \u091a\u0930\u094b\u0902 \u092e\u0947\u0902 \u0930\u0948\u0916\u093f\u0915 \u0938\u092e\u0940\u0915\u0930\u0923) (Hindi Medium) These Solutions are part of NCERT Solutions for Class 9 Maths in Hindi Medium. Here we have given NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables. \u092a\u094d\u0930\u0928\u093e\u0935\u093e\u0932\u0940 4.1 Ex 4.1 … NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium) Read More »\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ Questions\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/NCERTSolutionsGuru\/\" \/>\n<meta property=\"article:published_time\" content=\"2021-07-23T03:42:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-03-02T04:55:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mcq-questions.com\/wp-content\/uploads\/2019\/09\/NCERT-Solutions-for-Class-9-Maths-Chapter-4-Linear-Equations-in-Two-Variables-Hindi-Medium.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ncertsolguru\" \/>\n<meta name=\"twitter:site\" content=\"@ncertsolguru\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Prasanna\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mcq-questions.com\/#website\",\"url\":\"https:\/\/mcq-questions.com\/\",\"name\":\"MCQ Questions\",\"description\":\"MCQ Questions for Class 1 to 12\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mcq-questions.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/#primaryimage\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/i2.wp.com\/mcq-questions.com\/wp-content\/uploads\/2019\/09\/NCERT-Solutions-for-Class-9-Maths-Chapter-4-Linear-Equations-in-Two-Variables-Hindi-Medium.png?fit=1280%2C720&ssl=1\",\"contentUrl\":\"https:\/\/i2.wp.com\/mcq-questions.com\/wp-content\/uploads\/2019\/09\/NCERT-Solutions-for-Class-9-Maths-Chapter-4-Linear-Equations-in-Two-Variables-Hindi-Medium.png?fit=1280%2C720&ssl=1\",\"width\":1280,\"height\":720,\"caption\":\"NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium)\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/#webpage\",\"url\":\"https:\/\/mcq-questions.com\/ncert-solutions-for-class-9-maths-chapter-4-hindi\/\",\"name\":\"NCERT Solutions for Class 9 Maths Chapter 4 Linear Equations in Two Variables (Hindi Medium) - 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