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: 50

Answer

$2$

Work Step by Step

Using the order of operations on real numbers and the concepts of the absolute value of a number, the given expression, $ 3-|2-7+4| ,$ evaluates to \begin{array}{l}\require{cancel} 3-|-5+4| \\\\= 3-|-1| \\\\= 3-(1) \\\\= 3-1 \\\\= 2 .\end{array}
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