SOLUTION: x+y=5 x-y=7

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Question 245532: x+y=5
x-y=7
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=5
y=-x+5 (red line)
x-y=7
-y=-x+7
y=x-7 (green line)
+graph%28+300%2C+200%2C+-6%2C+10%2C+-10%2C+10%2C+-x+%2B5%2C+x+-7%29+ (graph 300x200 pixels, x from -6 to 10, y from -10 to 10, of TWO functions -x +5 and x -7).