SOLUTION: How do I solve 9 + 3x ________ x"2 -9

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Question 763308: How do I solve
9 + 3x
________
x"2 -9
Answer by algebrahouse.com(1659) About Me  (Show Source):
You can put this solution on YOUR website!
9 + 3x
------
x² - 9

3x + 9
-------------- {re-arranged numerator and factored denominator into two binomials}
(x + 3)(x - 3)

3(x + 3)
-------------- {factored 3 out of numerator}
(x + 3)(x - 3)

3
----- {cancelled (x + 3) in numerator and denominator}
x - 3

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