Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 7 - Rational Functions - 7.2 Simplifying Rational Expressions - 7.2 Exercises: 11

Answer

$= \frac{(x+2)}{-(x-7)}$

Work Step by Step

$\frac{(x+2)(x-5)}{(5-x)(x-7)}$ $= \frac{(x+2)(x-5)}{(-(x-5))(x-7)}$ $= \frac{(x+2)}{-(x-7)}$
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