Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 3 - Equations and Problem Solving - 3.2 - Equations and Problem Solving - Concept Quiz 3.2 - Page 105: 2



Work Step by Step

By substituting a solution into the original equation, we can evaluate whether it is indeed a solution, thereby "checking" the solution. If the equation is a true statement when the solution is substituted in for the variable, the solution is correct. If not, it is incorrect.
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