Answer
z=-10
Work Step by Step
5z+20=3z
5z-3z+20=0
2z+20=0
2z=0-20
2z=-20
z=$\frac{-20}{2}$
z=-10
Check the answer.
5(-10)+20=3(-10)
-50+20=-30
-30=-30
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Review Exercises - Page 203: 16
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
