Question

x-y=-2 substract 2x-y=1

Answer 1

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HERE IS UR ANSWER

________________A.T.Q.

x - y = - 2
-(2 x-y = 1)

Therefore

x - y = -2
-2x + y = - 1
__________
- x = - 3
__________

therefore

x = 3
y = 5

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