SOLUTION: hi can some please explain this to me. find the x-intercept of y=x^2-4x-32 by factoring. Thank you

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Question 1103027: hi can some please explain this to me.
find the x-intercept of y=x^2-4x-32 by factoring.
Thank you
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
find the x-intercept of y=x^2-4x-32 by factoring.
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Factor x^2-4x-32
Find a pair of factors of 32 that differ by 4
1*32 NG
2*16 NG
4*8 works
At the x-intercepts, y = 0
(x+4)*(x-8) = 0
x = -4
x = 8