Algebra 1: Common Core (15th Edition)

by Charles, Randall I.

Published by Prentice Hall

ISBN 10: 0133281140

ISBN 13: 978-0-13328-114-9

Chapter 3 - Solving Inequalities - 3-6 Compound Inequalities - Practice and Problem-Solving Exercises - Page 206: 61

Answer

7≥r

Work Step by Step

2+4r≥5(r−1)⟶ multiply using the distributive property 2+4r≥5r−5⟶ subtract 4r from each side; add 5 to each side 2+4r−4r+5≥5r−5−4r+5⟶ combine like terms 7≥r

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