Introductory Algebra for College Students (7th Edition)

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

Chapter 1 - Section 1.7 - Multiplication and Division of Real Numbers - Exercise Set - Page 85: 104

Answer

solution

Work Step by Step

Substitute -5 into the equation for the variable and then simplify to see if the equation is true or false. 5(7-z)+12z=0 5(7-(-5))+12(-5)=0 5(12)-60=0 60-60=0 0=0 This is a solution.
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