SOLUTION: x+7/7x+5 ÷ x-8/x^2-3x-40

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Question 1070177: x+7/7x+5 ÷ x-8/x^2-3x-40
Found 2 solutions by Alan3354, Boreal:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Not clear, add parentheses.

Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
x+7/7x+5 ÷ x-8/x^2-3x-40
The quadratic factors into (x-8)(x+5), so the x-8 cancels and the divisor is 1/(x+5)
invert and multiply.
(x+7)(x+5)/(7x+5). The (x+5) and the 7x+5 cannot cancel.

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