SOLUTION: I have no idea how to type in math problems - (i.e., Squared, etc.) My problem is finding the LCD and steps to solve reational expressions. 7x + 1 divided by x squared minus 9

Question 79394: I have no idea how to type in math problems - (i.e., Squared, etc.)
My problem is finding the LCD and steps to solve reational expressions.
7x + 1 divided by x squared minus 9 (minus) 5 divided by x minus 3
Thank you!
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
:
Assume you mean:
:
-
:
You should recognize that (x^2-9) is the difference of squares and can be factored
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:
The common denominator would be (x-3)(x+3) so you would have:
= = or
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