Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 6 - Systems of Equations and Inequalities - 6-4 Application of Linear Systems - Mixed Review - Page 388: 32


x=-7 y=6 Solution (-7,6)

Work Step by Step

Given: x+3y=11 and 2x+3y=4 (x+3y)-(2x+3y)=11-4 -x=7 => x=-7 -7+3y=11 => 3y=18 -> y=6
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