Answer
$\frac{69}{7y}$
Work Step by Step
Rewrite the fractions to get a common denominator. $$\frac{6}{7y}+\frac{9(7)}{7y}=\frac{6}{7y}+\frac{63}{7y}$$ Therefore, the expression simplifies to $\frac{6+63}{7y}=\frac{69}{7y}$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 11 - Polynomial and Rational Functions - Exercises to Skills Review for Chapter 11 - Page 494: 4
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