Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.

Published by Pearson

ISBN 10: 0-32184-874-8

ISBN 13: 978-0-32184-874-1

Chapter 2 - Equations, Inequalities, and Problem Solving - 2.1 Solving Equations - 2.1 Exercise Set - Page 86: 11

Answer

NOT a solution

Work Step by Step

Substituting $x= 4$ to the given equation, $ 6-x=-2 $, then \begin{array}{l} 6-4=-2 \\\\ 2=-2 \text{ (FALSE)} .\end{array} Since the solution above ended with a $\text{ FALSE }$ statement, then the given value of the variable is $\text{ NOT a solution }$ to the given equation.

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