Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - Test - Page 86: 23

Answer

$\frac{2a}{2a-3}$

Work Step by Step

The Least Common Denominator is $(2a-3)$, we have $\frac{a+b}{2a-3}-\frac{a-b}{3-2a}=\frac{a+b}{2a-3}+\frac{a-b}{2a-3}=\frac{2a}{2a-3}$
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