Answer
$14x$
Work Step by Step
For $\frac{x + 4}{2x}$ and $\frac{3}{7x}$, considering $2x$ and $7x$,
the LCD of the 2 rational expressions is $2 \cdot 7 \cdot x = 14x$.
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 - Review - Page 558: 29
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