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 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Concept and Vocabulary Check - Page 26: 9



Work Step by Step

RECALL: Order of operations follows the PEMDAS rule. First Priority: P - parentheses/grouping symbols Second Priority: E - exponents Third Priority: M/D - multiplication/division, whichever comes first from the left Fourth Priority: A/S - addition/subtraction, whichever comes first from the left There are grouping symbols in the given expression. Thus, the first operation to be performed is the one inside of the brackets, which is $\underline{\text{subtraction}}$.
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