Question 757121
I have to find x and y. 
X squared +2x-8 and y= 2x+1
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y = x^2 + 2x - 8
y = 2x+1
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x^2 + 2x -8 = 2x + 1
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x^2 - 9 = 0
(x-3)(x+3) = 0
x = 3 or x = -3
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If x = 3, y = 2x+1 = 7
If x = -3, y = 2x+1 = -5
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Cheers,
Stan H.
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