Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.3 - Exponents, Roots, and Order of Operations - R.3 Exercises: 61

Answer

$-8$

Work Step by Step

Using order of operations, the given expression, $ 5-7\cdot3-(-2)^3 ,$ simplifies to \begin{array}{l}\require{cancel} 5-21-(-8) \\\\= 5-21+8 \\\\= -16+8 \\\\= -8 .\end{array}
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