Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter R - Elementary Algebra Review - R.1 Introduction to Algebraic Expressions - R.1 Exercise Set - Page 938: 13



Work Step by Step

Using operations on real numbers, the given expression, $ -\dfrac{1}{3}-\dfrac{2}{5} ,$ evaluates to \begin{array}{l}\require{cancel} -\dfrac{5}{15}-\dfrac{6}{15} \\\\= \dfrac{-5-6}{15} \\\\= \dfrac{-11}{15} \\\\= -\dfrac{11}{15} .\end{array}
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