Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Cha658pter 9 - 9.3 - Multivariable Linear Systems - 9.3 Exercises - Page 658: 21


$x=4; y=3$

Work Step by Step

We have: $5y=15 \\ \implies y=3$ Now, we will plug the value of $y$ into the first equation to find the value of $x$. We get: $x-2(3)=-2 \\ \implies x=4$ Thus, $x=4; y=3$
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