SOLUTION: I really need help with this problem x²+2x-15=0

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Question 549236: I really need help with this problem x²+2x-15=0
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
x²+2x-15=0
x%5E2%2B5x-3x-15=0
x%28x%2B5%29-3%28x%2B5%29=0
%28x%2B5%29%28x-3%29=0
x=-5 Or 3