Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set: 9

Answer

$\frac{21x}{35}$

Work Step by Step

LCD is 35. $\frac{11x}{35}+\frac{2x}{7}=\frac{11x}{35}+\frac{2x\times5}{7\times5}=\frac{11x}{35}+\frac{10x}{35}=\frac{11x+10x}{35}=\frac{21x}{35}$
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