SOLUTION: solve by graphing x+y=20 x-y=2

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Question 548829: solve by graphing
x+y=20
x-y=2

Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
x+y = 20
y = -x + 20
.
x-y = 2
-y = -x + 2
y = x -2
.
+graph%28500%2C500%2C-5%2C25%2C-5%2C25%2C-x%2B20%2Cx-2%29+