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: 57

Answer

$5a+29$

Work Step by Step

Using the Distributive Property and then combining like terms, the given expression, $ 3(a-1)-2(a-6)+4(a+5) ,$ simplifies to \begin{array}{l}\require{cancel} 3a-3-2a+12+4a+20 \\\\= (3a-2a+4a)+(-3+12+20) \\\\= 5a+29 .\end{array}
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