SOLUTION: I need to solve graphically if possible: x+y=8 x-y=8

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Question 434933: I need to solve graphically if possible:
x+y=8
x-y=8
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
solve graphically if possible:
x+y=8
x-y=8
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Solve each one for "y":
y = 8-x
y = x+8
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graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C8-x%2Cx%2B8%29
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Solution: (0.8)
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Cheers,
Stan H.