Intermediate Algebra (6th Edition)

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

Chapter 4 - Section 4.1 - Solving Systems of Linear Equations in Two Variables - Vocabulary, Readiness & Video Check - Page 211: 8

Answer

We skip the step of multiplying equations by a non-zero number.

Work Step by Step

We know that generally, we multiply at least one of the equations by a non-zero number in order to obtain coefficients that will cancel each other out. However, if the coefficients will already cancel each other out, this step is not needed.
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