Answer
$\frac{1}{14y}$
Work Step by Step
Convert to like fractions and subtract the numerators.
$\frac{5}{7y}-\frac{9}{14y}$
=$\frac{5\times2}{7y\times2}-\frac{9}{14y}$
=$\frac{10}{14y}-\frac{9}{14y}$
=$\frac{1}{14y}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 10 - Cumulative Review - Page 730: 14
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