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 - Chapter Review Exercises: 6

Answer

a.) T=10m+10 b.) 40 dollars c.) 29 minutes

Work Step by Step

a.) T= total cost of the call m=minutes on the phone T=10m+10 b.) T=10(3)+10 T=30+10 T=40 dollars c.) 300=10m+10 10m=290 m=29 minutes
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