Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.1 - Simplifying Rational Expressions - Exercise Set - Page 490: 23



Work Step by Step

$\dfrac{x+7}{7+x}$ Rewrite the denominator of the expression by putting the $x$ first and simplify: $\dfrac{x+7}{7+x}=\dfrac{x+7}{x+7}=1$
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