Answer
$\frac{8x}{9}$
Work Step by Step
$\frac{7x}{9}+\frac{x}{9}=\frac{7x+x}{9}=\frac{8x}{9}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 4 - Test - Page 324: 12
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