Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - Common Core Cumulative Standards Review - Selected Response - Page 76: 18



Work Step by Step

The monthly cost is 20 dollars. The extra cost of 0.1 dollars will be added to the monthly cost of 20 dollars for every minute(m). So, the equation results in 20 + 0.1m.
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