## Elementary Linear Algebra 7th Edition

Published by Cengage Learning

# Chapter 1 - Systems of Linear Equations - Review Exercises - Page 35: 11

#### Answer

$x$ = -12 , $y$ = -8

#### Work Step by Step

$y$ = $x$ + 4 3($x$ + 4) = 2$x$ 3$x$ + 12 = 2$x$ $x$ = -12 $y$ = (-12) + 4 $y$ = -8

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