Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.2 - Addition and Subtraction of Rational Numbers - Problem Set 2.2 - Page 58: 81



Work Step by Step

We first apply the distributive property. Then, we simplify the resultant expression: $\frac{1}{3}x+\frac{2}{5}x$ =$x(\frac{1}{3}+\frac{2}{5})$ =$x(\frac{1(5)+2(3)}{15})$ =$x(\frac{5+6}{15})$ =$x(\frac{11}{15})$ =$\frac{11}{15}x$
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