Algebra 1

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

Chapter 3 - Solving Inequalities - 3-4 Solving Multi-Step Inequalities - Practice and Problem-Solving Exercises - Page 190: 29

Answer

All real numbers

Work Step by Step

$-3(w-3)\geq9-3w\longrightarrow$ multiply using the distributive property $-3w+9\geq9-3w\longrightarrow$ add 3w to each side $-3w+9+3w\geq9-3w+3w\longrightarrow$ add $9\geq9$ Since 9 is always greater than or equal to 9, the solution is all real numbers.
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