Math, asked by mukeshyadavyadav1983, 8 months ago

x + y = 7
5x + 12y = 7

Answers

Answered by aarifakhatoon49

9

Answer:

Y=7-x

Put value of y in equation 2..

5x+12×7-x=7

5x+84-x=7

4x=7-84

4x=77

X=77/4

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