Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 3 Linear Systems and Matrices - 3.2 Solve Linear Systems Algebraically - 3.2 Exercises - Skill Practice - Page 164: 2

Answer

See explanation

Work Step by Step

First, find the coefficients of one variable. Equate them by multiplying each equation by a constant. Then, add or subtract to yield a 1 variable equation. Solve that, and plug it back in!
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