SOLUTION: how do you solve the system of equations by graphing. The question is x+y=7 and x-y=-1

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Question 343602: how do you solve the system of equations by graphing. The question is x+y=7 and x-y=-1
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Add the equations together.



Now use either equation to solve for y.


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