Answer
LCD=3(x-4)(x-4=3$(x-4)^{2}$
Work Step by Step
$\frac{7x^{2}}{(x-4)^{2}}$, $\frac{5x}{3x-12}$,
$(x-4)^{2}$=(x-4)(x-4)
3x-12=3(x-4)
LCD=3(x-4)(x-4=3$(x-4)^{2}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 7 - Section 7.3 - Adding and Subtracting Rational Expressions with the Same Denominator and Least Common Denominator - Practice - Page 504: 6
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