Algebra 1

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

Chapter 3 - Solving Inequalities - 3-5 Working with Sets - Mixed Review - Page 199: 66

Answer

The endpoint of the graph is an open circle for $m\gt12$, indicating the 12 is not included. The endpoint of the graph is a solid circle for $m\leq7$, indicating the 7 is included.
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Work Step by Step

The graphs of the two equations do not intersect.
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