Español Suppose that the credit remaining on a phone card (in dollars) is a linear function of the total calling time (in minutes). When graphed, the function gives a line with a slope of – 0.12. See the figure below. There is $32.40 in credit remaining on the card after 20 minutes of calls. How much credit will there be after 33 minutes of calls? Aa Remaining credit 32.40 ? (in dollars) 20 Calling time (in minutes)

Español Suppose that the credit remaining on a phone card (in dollars) is a linear function of the total calling time (in minutes). When graphed, the function gives a line with a slope of – 0.12. See the figure below. There is $32.40 in credit remaining on the card after 20 minutes of calls. How much credit will there be after 33 minutes of calls? Aa Remaining credit 32.40 ? (in dollars) 20 Calling time (in minutes)

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

Español
Suppose that the credit remaining on a phone card (in dollars) is a linear function of the total calling time (in minutes).
When graphed, the function gives a line with a slope of - 0.12. See the figure below.
There is $32.40 in credit remaining on the card after 20 minutes of calls. How much credit will there be after 33 minutes of
calls?
Aa
Remaining
credit
32.40
?
(in dollars)
20
Calling time
(in minutes)

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