Answer
$1$
Work Step by Step
$\dfrac{y+9}{9+y}$
Rewrite the denominator of this expression by putting the $y$ first and simplify:
$\dfrac{y+9}{9+y}=\dfrac{y+9}{y+9}=1$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
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: 24
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