Algebra 1

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: 3

Answer

$x=1$, $y=6$
1531710711

Work Step by Step

Please see the image. The steps are as follows: Add row 2 to row 1. Combine like terms. Add row 1 to row 2. Combine like terms. Divide row 2 by -2.
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