Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 3 - Solving Inequalities - 3-4 Solving Multi-Step Inequalities - Practice and Problem-Solving Exercises: 12



Work Step by Step

6−3p≥−9 ⟶ subtract 6 from both sides 6−3p−6≥−9−6 ⟶ simplify −3p≥−15 ⟶ divide both sides by -3; reverse the inequality sign −3p÷−3≤−15÷−3 ⟶ simplify p≤5 Check the endpoint. 6−3(5)=−9 6−15=−9 −9=−9✓ Check the inequality. 6−3(0)≥−9 6−0≥−9 6≥−9✓
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