Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Review Exercises: 40

Answer

$-4$

Work Step by Step

Recall the acronym PEDMAS, which tells us the order of operations: P: Parenthesis and other grouping symbols (including fraction bars) E: Exponents D/M: Division and Multiplication (from left to right) A/S: Addition and Subtraction (from left to right) Use the rule above to obtain: $=\dfrac{(-2)^3-16}{2+16 \div 4} \\=\dfrac{-8-16}{2+4} \\=\dfrac{-24}{6} \\=-4$
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