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 - Introduction to Algebraic Expressions - Test: Chapter 1: 29

Answer

$15$

Work Step by Step

The given expression, $ 9+7-4-(-3) $, simplifies to \begin{array}{l}\require{cancel} 9+7-4+3 \\\\= 16-4+3 \\\\= 12+3 \\\\= 15 .\end{array}
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