57/x+y+6/x-y=5 38/x+y+21/x-y=9 – InterviewSolution

1.	57/x+y+6/x-y=5 38/x+y+21/x-y=9
Answer» x+y=-6; x-y=5/2y=-1; y=-1/2; x=-6-1/2=-12-1/2=-13/2

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