SOLUTION: Substitution 3x+y=7 and 2x-y=-2

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Question 615984: Substitution 3x+y=7 and 2x-y=-2
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2=y
3x+(2x+2)=7
5x+2=7
5x=5
x=1
2(1)+2=y
2+2=y
4=y