Solve the following equation x-y=40,x+y=10 – InterviewSolution

1.

Solve the following equation x-y=40,x+y=10

Answer»

x-y=40_____(1)

x+y=10_____(2)

_______

2x=50

x=25

from EQUATION 1

x+y=40

25+y=40

y=15

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