Answer
Elimination method
Work Step by Step
The substitution method focuses on replacing one variable with another. The elimination method zeroes out a variable to solve an equation.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Concept Byte - Matrices and Solving Systems - Page 382: 5
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