SOLUTION: please help me solve this inequality in interval notation {{{x/2>5/(x+1)+4}}} thanks

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Question 439094: please help me solve this inequality in interval notation x%2F2%3E5%2F%28x%2B1%29%2B4
thanks
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Let's first get rid of the fractions by multiplying by 2(x+1)to get:
x(x+1)>5*2+4(2)(x+1)
Rewritten as:
x^2+x>18+8x
Subtract 18 and 8x to get:
x^2-7x-18>0
Now factor this:
(x-9)(x+2)>0
We come up with 2 answers
x>9
x>-2
The answer that fits is:
x>9
Make sense?
RJ
www.math-unlock.com