Prealgebra (7th Edition)

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

Chapter 4 - Section 4.8 - Solving Equations Containing Fractions - Exercise Set: 42



Work Step by Step

$\frac{9x}{8}$ - $\frac{5x}{6}$ =$\frac{9x\times3}{8\times3}$ -$\frac{5x\times4}{6\times4}$ LCD of 8 and 6 is 24 =$\frac{27x}{24}$ -$\frac{20x}{24}$ =$\frac{27x-20x}{24}$ =$\frac{7x}{24}$
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