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: 65

Answer

$-40$

Work Step by Step

Substituting $ x=-6 ,$ the given expression, $ 5(x-2)+8(x+6) ,$ evaluates to \begin{array}{l}\require{cancel} 5(-6-2)+8(-6+6) \\\\= 5(-8)+8(0) \\\\= -40+0 \\\\= -40 .\end{array}
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