Algebra 1: Common Core (15th Edition)

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

Chapter 3 - Solving Inequalities - Common Core Cumulative Standards Review - Selected Response - Page 230: 26


$80\leq w \leq200$

Work Step by Step

$10\leq\frac{w}{2}-30\leq70$ (Add 30 to each part) $40\leq\frac{w}{2}\leq100$ (Multiply each part by 2) $80\leq w\leq200$
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