Algebra 1

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

Chapter 3 - Solving Inequalities - Mid-Chapter Quiz - Page 193: 15



Work Step by Step

$-1.5d\gt18\longrightarrow$ divide each side by -1.5; reverse the inequality sign $-1.5d\div-1.5\lt18\div-1.5\longrightarrow$ divide $d\lt-12$ The endpoint on the graph will be an open circle since -12 is not included in the solution set.
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