Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.5 - Use of Properties - Problem Set 1.5 - Page 33: 14

Answer

$-14$

Work Step by Step

Using the properties of real numbers, the given expression, $ -72+[72+(-14)] ,$ simplifies to \begin{array}{l}\require{cancel} -72+[72-14] \\\\= (-72+72)-14 \\\\= 0-14 \\\\= -14 \end{array}
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