#### Answer

$\frac{-40+9y}{72}$

#### Work Step by Step

-$\frac{5}{9}$ +$\frac{y}{8}$
=-$\frac{5\times8}{9\times8}$ + $\frac{y\times9}{8\times9}$
LCD of 9 and 8 is 72
=-$\frac{40}{72}$ +$\frac{9y}{72}$
=$\frac{-40+9y}{72}$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

$\frac{-40+9y}{72}$

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