Question 375654
x+y=8 (RED LINE)
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x=0 , y=8
x=1,  y =7
x=-1, y=9
x=-2, y=10
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 y=2x+-1 (GREEN LINE )
y=2x-1
x=0, y=-1
x=1,y=1
x=-1y=-3
x=-2, y=-5
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Plot the points on the graph
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{{{ graph(500,500,-5,12,-5,12,(-x+8),(2x-1))}}}
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locate the point of intersection and find the coordinates
They intersect at (3,5)
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m.ananth@hotmail.ca