Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1 - Linear Functions - 1.1 Solving Linear Equations - 1.1 Exercises - Page 11: 23


a.) 80 dollars b.) 3,920 dollars c.) 7,250 in sales

Work Step by Step

p=0.08(s-1000) p=0.08(2000-1000) p=0.08(1000) p=80 p=0.08(50000-1000) p=0.08(49000) p=3,920 500=0.08(s-1000) 500=0.08s-80 580=0.08s s=7,250
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