Precalculus (6th Edition)

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

Chapter R - Review of Basic Concepts - R.5 Rational Expressions - R.5 Exercises - Page 54: 57



Work Step by Step

The expressions are not similar since they have different denominators. Make the expressions similar using their LCD which is $12x^2y$ to obtain: $=\dfrac{5}{12x^2y} - \dfrac{11\color{red}{(2x)}}{6xy\color{red}{(2x)}} \\=\dfrac{5}{12x^2y}-\dfrac{22x}{12x^2y} \\=\color{blue}{\dfrac{5-22x}{12x^2y}}$
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