Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Exercise Set: 44

Answer

$z=3$

Work Step by Step

$2z=-4z+18$ First add 4z to both sides. $2z+4z=18$ $6z=18$ Then divide both sides by 6. 6z$\div$6=18$\div$6 $z=3$ Check the answer. 2(3)=-4(3)+18 6=-12+18 6=6
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