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: 60



Work Step by Step

$12n\leq3n+27\longrightarrow$ subtract 3n from each side $12n-3n\leq3n+27-3n\longrightarrow$ subtract $9n\leq27\longrightarrow$ divide each side by 9 $9n\div9\leq27\div9\longrightarrow$ divide $n\leq3$
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