Elementary Algebra

by Kaufmann, Jerome; Schwitters, Karen;

Published by Cengage Learning

ISBN 10: 1285194055

ISBN 13: 978-1-28519-405-9

Chapter 3 - Equations and Problem Solving - 3.4 - Equations Involving Parentheses and Fractional Forms - Problem Set 3.4 - Page 123: 60

Answer

$x=(10-y)/7$

Work Step by Step

In order to solve for x, we first subtract by 10 on both sides of the equation to help get closer to getting x alone on one side of the equation. We then isolate x completely by dividing both sides by -7, obtaining that: $x=(10-y)/7$

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