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 2.1 - The Addition Property of Equality - Exercise Set: 20

Answer

z=-4

Work Step by Step

Subtract 18 from both sides to isolate the variable. 18+z=14 z=14-18 z=-4 Check the answer. 18+(-4)=14 14=14
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