Algebra 1

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

Chapter 3 - Solving Inequalities - 3-6 Compound Inequalities - Mixed Review - Page 206: 58



Work Step by Step

B$^\prime$ is a subset of A if all the members of B$^\prime$ are also members of A. B$^\prime$ includes 15, which is not a member of A, so B$^\prime$ is not a subset of A.
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