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 - Page 311: 37



Work Step by Step

$\frac{x}{7}$ -$\frac{4}{3}$ =$\frac{x\times3}{7\times3}$-$\frac{4\times7}{3\times7}$ LCD of 7 and 3 is 21 =$\frac{3x}{21}$ -$\frac{28}{21}$ = $\frac{3x-28}{21}$
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