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: 2

Answer

$m=13$

Work Step by Step

$9=m-4$ Add 4 to both sides: $9+4=m-4+4 \\13 = m$
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