SOLUTION: Solve graphically x-y=1and x+2y=7 solve simultaneously in linear equation

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Question 1016927: Solve graphically x-y=1and x+2y=7 solve simultaneously in linear equation
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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x-y=1 . (red line on graph)
x=y+1
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x+2y=7 . (green line on graph)
(y+1)+2y=7
3y=6
y=2
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x=y+1=2+1=3
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SOLUTION: (3,2)
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GRAPH:
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+graph%28+800%2C+800%2C+-10%2C+10%2C+-10%2C+10%2C+x-1%2C+%287-x%29%2F2%29+
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Graphic Solution: Lines intersect at (3,2)
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