Elementary Linear Algebra 7th Edition

Published by Cengage Learning
ISBN 10: 1-13311-087-8
ISBN 13: 978-1-13311-087-3

Chapter 1 - Systems of Linear Equations - Review Exercises: 10

Answer

$y$ = -3 , $x$ = 2

Work Step by Step

$x$ = -1 - $y$ 3(-1 - $y$) + 2$y$ = 0 -3 - 3$y$ + 2$y$ = 0 $y$ = -3 $x$ = -1 - (-3) $x$ = -1 + 3 $x$ = 2
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