SOLUTION: I have a problem that I can not complete 3/10x + 9/14x^2 The answer I was given is 3(7x + 15)/70x^2 How the heck did they get that???? Can you help?? By the way x^2= x squared

Question 46678: I have a problem that I can not complete 3/10x + 9/14x^2 The answer I was given is 3(7x + 15)/70x^2 How the heck did they get that???? Can you help??
By the way x^2= x squared
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Simplify:

To add these fractions, you need to find the common denominator.
A common denominator here is . Why? Because both and are factors of

, so...
Perform the indicated addition.
Factor a 3 from the numerator.

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