Elementary Algebra

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

Chapter 3 - Equations and Problem Solving - Chapter 3 Review Problem Set - Page 137: 1



Work Step by Step

We need to get the x alone, so we cancel out the subtraction by adding 2 on both sides. This leaves us with the equation 9x=-27. We use division to cancel out multiplication, so we divide both sides by 9 to get that x=-3.
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