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a cell phone company charges $20 fixed monthly fee and 15 cents for every minute of talk time. Write an equation for total cost ‘c’, if someone talks for ‘m’ minutes.
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Sep 21, 2021
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a cell phone company charges $20 fixed monthly fee and 15 cents for every minute of talk time. Write an equation for total cost ‘c’, if someone talks for ‘m’ minutes.
Mathematics
high-school
NSExceptional
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c=15m+20 because 15 is the constant rate of change monthly, and 20 is what you’re adding on to
Austin Ziegler
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Sep 22, 2021
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Austin Ziegler
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Answer:
i know but 20c = 15m
Explanation:
?
Andrey Sitnik
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Sep 28, 2021
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Andrey Sitnik
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