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 R - Elementary Algebra Review - R.1 Introduction to Algebraic Expressions - R.1 Exercise Set: 46

Answer

$-64$

Work Step by Step

According to order of operations, multiplication comes before subtraction or addition. Using the order of operations on real numbers, the given expression, $ 12-16\times5+4 ,$ evaluates to \begin{array}{l}\require{cancel} 12-80+4 \\\\= -68+4 \\\\= -64 .\end{array}
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