SOLUTION: please help me solve sqrt(x+8)-8=x

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Question 464608: please help me solve sqrt(x+8)-8=x
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%28x%2B8%29-8=x
sqrt%28x%2B8%29=x%2B8
square both sides to get:
x%2B8=%28x%2B8%29%5E2
x%2B8=%28x%2B8%29%28x%2B8%29
x%2B8=x%5E2%2B16x%2B64
8=x%5E2%2B15x%2B64
0=x%5E2%2B15x%2B56
factoring:
0=%28x%2B8%29%28x%2B7%29
x = {-8, -7}