Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 4 - Section 4.2 - Solving Systems of Linear Equations in Three Variables - Vocabulary, Readiness & Video Check - Page 220: 5

Answer

so that the resulting system will only have two variables left

Work Step by Step

The same variable must be eliminated so that the resulting system will only have two variables left. The problem can then be reduced to a system of equations with two variables.
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