SOLUTION: Add. Express your answer in simplest form. x-13 + 3x-3 ---- ----- x^2-x-12 x^2-x-12 the denominator is the same, so I'm sure this is simple and I am mak

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Question 62693This question is from textbook Beginning Algebra
: Add. Express your answer in simplest form.
x-13 + 3x-3
---- -----
x^2-x-12 x^2-x-12
the denominator is the same, so I'm sure this is simple and I am making harder than it is.
This question is from textbook Beginning Algebra

Found 2 solutions by stanbon, Cintchr:
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
x-13 + 3x-3
---- -----
x^2-x-12 x^2-x-12
---------------------------
The denominators are the same, so add the numerators, as follows:
----------
[4x-16]/[x^2-x-12]
=[4(x-4)]/[(x-4)(x+3)]
Cancel the (x-4) factors to get:
=4/(x+3)
---------
Cheers,
Stan H.

Answer by Cintchr(481)   (Show Source): You can put this solution on YOUR website!

Make it into one fraction

Combine like terms in the numerator

factor numerator and denominator

Reduce the fraction


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