Answer
substitution
Work Step by Step
The substitution method is a way to solve a system of equations in which you replace one variable with an equivalent expression containing the other variable.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 6 - Systems of Equations and Inequalities - Common Core Cumulative Standards Review - Vocabulary Builder - Page 412: A
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