Elementary Algebra

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

Chapter 3 - Equations and Problem Solving - 3.2 - Equations and Problem Solving - Problem Set 3.2 - Page 106: 19

Answer

$x=-6$

Work Step by Step

Using the properties of equality, the value of the variable that satisfies the given equation, $ -3x+2=20 ,$ is \begin{array}{l}\require{cancel} -3x=20-2 \\\\ -3x=18 \\\\ x=\dfrac{18}{-3} \\\\ x=-6 .\end{array}
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