Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 7 - Algebraic Fractions - 7.1 - Simplifying Algebraic Fractions - Problem Set 7.1: 20

Answer

$-1$

Work Step by Step

We first factor the denominator of the fraction: Step 1: $\frac{x-9}{9-x}$ Step 2: $\frac{x-9}{-1(x-9)}$ Finally, we cancel out the common factor of $x-9$ to obtain: Step 3: $\frac{1}{-1}$ Step 4: $-1$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.