Elementary Algebra

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

Chapter 5 - Exponents and Polynomials - Chapters 1-5 Cumulative Review Problem Set: 14

Answer

$5$

Work Step by Step

We will evaluate the expression by first simplifying the expression and then substituting $x=-2$ into the resultant expression: $-2(x-4)+3(2x-1)-(3x-2)$ =$-2x+8+6x-3-3x+2$ =$-2x+6x-3x+8-3+2$ =$(-2x+6x-3x)+(8-3+2)$ =$(x)+(7)$ =$-2+7$ =$5$
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