Algebra 1

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

Chapter 6 - Systems of Equations and Inequalities - 6-5 Linear Inequalities - Practice and Problem-Solving Exercises - Page 394: 39


$-5x+1.5y\ge-10$ $x\geq0$ $y\geq0$

Work Step by Step

x = CDs sold, y = CDs bought $20-5x+1.5y\geq10$ $20-5x+1.5y-20\geq10-20$ $-5x+1.5y \geq -10$
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