Answer
$\frac{2y-14}{y^2-16}$
Work Step by Step
$\frac{y-7}{y^2-16}+\frac{7-y}{16-y^2}=\frac{y-7}{y^2-16}+\frac{-(7-y)}{-(16-y^2)}=\frac{y-7}{y^2-16}+\frac{y-7}{y^2-16}=2\frac{y-7}{y^2-16}=\frac{2y-14}{y^2-16}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
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 - Exercise Set - Page 427: 49
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