Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 6 - Section 6.2 - Adding and Subtracting Rational Expressions - Concept and Vocabulary Check - Page 426: 4


See below.

Work Step by Step

If we want to add or subtract rational expressions whose denominators are the opposite, we multiply either expression's denominator and numerator by $-1$ to obtain the same denominator and then perform the addition or subtraction as learnt.
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