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 13: 37

Answer

Maria was correct with the equation: $C=75 + 0.55b$.

Work Step by Step

Maria had the correct equation because she used 0.55 to represent 55 cents. Javier made a mistake by using 55 to represent 55 cents. The equation should be: $C=75 + 0.55b$
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