Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-2 Order of Operations and Evaluating Expressions - Practice and Problem-Solving Exercises: 40

Answer

$\dfrac{55}{8}$

Work Step by Step

Using order of operations, the given expression, $ \dfrac{22+1^3+(3^4-7^2)}{2^3} ,$ simplifies to \begin{array}{l}\require{cancel} \dfrac{22+1+(81-49)}{8} \\\\= \dfrac{22+1+32}{8} \\\\= \dfrac{23+32}{8} \\\\= \dfrac{55}{8} .\end{array}
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