SOLUTION: What is y=x y=-x+2 in equations using substitution?

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Question 699411: What is y=x y=-x+2 in equations using substitution?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
What is y=x y=-x+2 in equations using substitution?
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What is... makes no sense. It's a pair of equations.
Say what you want to do, which is, "solve for x and y."
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y = x
y = -x+2
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Add
2y = 2
etc.