SOLUTION: solve the system of equations by graphing X+Y=2 Y-X=2

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Question 467122: solve the system of equations by graphing
X+Y=2
Y-X=2
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

X%2BY=2
Y-X=2
-----------....add
X-X%2BY%2BY=2%2B2
2Y=4

Y=4%2F2

Y=2
now find X
X%2BY=2
X%2B2=2
X=2-2
X=0