College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 1 - Equations and Inequalities - Exercise Set 1.7 - Page 196: 97


$[6, ∞)$

Work Step by Step

Plug the given conditions into an inequality. Put similar terms on either side. Then simplify by isolating $x$. The words "at least" or "at most" imply that a value is greater than or less than the other side. $1-(x+3)+2x\geq4$ $-x-2+2x\geq4$ $x\geq6$ $[6, ∞)$
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