SOLUTION: use subtraction method to solve: x+y=3 and 7x-y=29

SOLUTION: use subtraction method to solve: x+y=3 and 7x-y=29

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Question 608474: use subtraction method to solve: x+y=3 and 7x-y=29
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
x=4,y=-1
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