SOLUTION: how do i simplify the rational equation : x^2 - 4 over (x+2)(x +1)

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Question 304365: how do i simplify the rational equation : x^2 - 4 over (x+2)(x +1)
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
x^2-4=(x-2)*(x+2)
cancel out x+2
and you have
(x-2)/(x+1)