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: 11

Answer

x=23

Work Step by Step

Add 4 to both sides to isolate the x. x-4=19 x=23 Check the solution (23)-4=19 19=19
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