Elementary Algebra

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

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.1 - Numerical and Algebraic Expressions - Problem Set 1.1: 30

Answer

$33$

Work Step by Step

Using order of operations, the given expression, $ \dfrac{3(17-9)}{4}+\dfrac{9(16-7)}{3} ,$ simplifies to \begin{array}{l}\require{cancel} \dfrac{3(8)}{4}+\dfrac{9(9)}{3} \\\\= \dfrac{24}{4}+\dfrac{81}{3} \\\\= 6+27 \\\\= 33 .\end{array}
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