Algebra 1

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

Chapter 3 - Solving Inequalities - Mid-Chapter Quiz: 20

Answer

$z\geq13$

Work Step by Step

$6z-15\geq4z+11\longrightarrow$ subtract 4z from each side $6z-15-4z\geq4z+11-4z\longrightarrow$ subtract $2z-15\geq11\longrightarrow$ add 15 to each side $2z-15+15\geq11+15\longrightarrow$ add $2z\geq26\longrightarrow$ divide each side by 2 $2z\div2\geq26\div2\longrightarrow$ divide $z\geq13$
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