Algebra 1: Common Core (15th Edition)

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

Chapter 3 - Solving Inequalities - 3-3 Solving Inequalities Using Multiplication or Division - Practice and Problem-Solving Exercises - Page 181: 29

Answer

9≥q

Work Step by Step

63≥7q⟶ divide both sides by 7 63÷7≥7q÷7⟶ divide 9≥q Check the endpoint. Substitute 9 for q. 63=?7(9) 63=63✓ Check the inequality. Choose any number less than 9 and substitute for q. 63≥?7(8) 63≥56✓ Since 9 is included in the solution, the endpoint of the graph is a solid circle.
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