Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 3 - Solving Inequalities - 3-6 Compound Inequalities - Mixed Review: 61

Answer

$7\geq r$

Work Step by Step

$2+4r\geq5(r-1)\longrightarrow$ multiply using the distributive property $2+4r\geq5r-5\longrightarrow$ subtract 4r from each side; add 5 to each side $2+4r-4r+5\geq5r-5-4r+5\longrightarrow$ combine like terms $7\geq r$
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