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is equal to 4 x minus 2 y is equal to zero and 3 X + 4 y is equal to 20 x minus 4 and y is equal to 2 is a solution r is equal to x is equal to 4 and y= 2 satisfies both the above equation |
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Answer» Solution:- (A) ONE solutionFor the given pair of equations x−2y=0 and 3x+4y=20;a 2 a 1 = 31 c 2 b 1 = 4−2 = 2−1 c 2 c 1 = −200 =0As the given pair of linear equation satisfies a 2 a 1 = b 2 b 1 ,The GRAPH will be a pair of LINES intersecting at a UNIQUE POINT, which is the solution of the pair of equations. |
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