SOLUTION: Solve the system of equation by graphing x+y=4 y-x=4

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Question 583422: Solve the system of equation by graphing
x+y=4
y-x=4
Answer by dfrazzetto(283) About Me  (Show Source):
You can put this solution on YOUR website!
slope intercept form:
y = 4 - x
y = x + 4
+graph%28+800%2C+700%2C+-7%2C+7%2C+-1%2C+7%2C+4-x%2C+x%2B4%29+
The solution (where the lines / equations intersect is clearly:
(0,4)