Answer
$x=-34$, $y=30$
Work Step by Step
Please see the image. The steps are as follows:
Add row 1 to row 2.
Combine like terms.
Divide row 1 by -4.
Combine like terms.
Subtract row 2 from row 1.
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: 2
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