Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-1 Solving One-Step Equations - Lesson Check: 9

Answer

X=5

Work Step by Step

Divide each side by the coefficient of x; $3x\div3=15\div3$ Next, solve: $x=5$
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