Algebra and Trigonometry 10th Edition

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

Chapter 9 - Review Exercises - Page 691: 3


$x=\dfrac{3}{2}; y=5$

Work Step by Step

First, we isolate y: $y=4x-1 $ Now, plug the value of $y$ into the second equation. $8x+4x-1-17=0 \implies 12x-18=0$ We get: $x=\dfrac{3}{2}$ Now, we find y: $y=4(3/2)-1=5$ Thus, $x=\dfrac{3}{2}; y=5$
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