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 1-3 - Cumulative Review - Page 228: 11



Work Step by Step

RECALL: The order of operations follow the PEMDAS rule: First Priority: P - parentheses or grouping symbols Second Priority: E - exponents Third Priority: M/D - multiplication or division, whichever comes first from the left Fourth Priority: A/S - addition or subtraction, whichever comes first from the left Use the PEMDAS rule to obtain: Simplify within the parentheses: $=1-[32 \div (4+4)] \\=1-[32\div 8] \\=1-[4]$ Subtract: $=-3$
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