SOLUTION: solve the system by the graphing method x+y=6 2x-y=-4

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Question 71267: solve the system by the graphing method
x+y=6
2x-y=-4
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=4
y=-x+4
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2x-y=-4
-y=-2x-4
y=2x+4
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+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+-x+%2B4%2C+y+=+2x+%2B4%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = -x +4 and y = 2x +4).