Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 4 - Section 4.1 - Solving Systems of Linear Equations in Two Variables - Exercise Set - Page 212: 60

Answer

Ordered Pair Solution $(-4,3)$

Work Step by Step

We have $$1)\frac{1}{2}x-\frac{1}{3}y=-3$$ $$2)\frac{1}{8}x+\frac{1}{6}y=0$$ (1)+2(2) $$\frac{1}{2}x+\frac{1}{4}x-\frac{1}{3}y+\frac{1}{3}y=-3$$ $$\frac{3}{4}x=-3$$ $$x=-4$$ Solving for $y$ $$y=-3*(-3+2)=3$$ Ordered Pair Solution $(-4,3)$
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