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: 14

Answer

Part A. Cost = $2.549/gal Part B. 12 weeks

Work Step by Step

Part A. p = 2.399 + 0.03w p = 2.399 + 0.03(5) p = 2.399 + 0.15 p = 2.549 Part B. p = 2.399 + 0.03w 2.759 = 2.399 + 0.03w 0.36 = 0.03w 12 = w
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