SOLUTION: 2log(x+1)-log(x-1)=log(x+4)

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Question 862736: 2log(x+1)-log(x-1)=log(x+4)
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
2log(x+1)-log(x-1)=log(x+4)
solve for x:
2log%28%28x%2B1%29%29-log%28%28x-1%29%29=log%28%28x%2B4%29%29
log%28%28%28x%2B1%29%5E2%2F%28x-1%29%29%29=log%28%28x%2B4%29%29
%28x%2B1%29%5E2%2F%28x-1%29=%28x%2B4%29
(x-1)^2=(x-1)(x+4)
x^2-2x+1=x^2+3x-4
x=5