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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asked Sep 21, 2021 184k views

5 votes

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 asked

by NSExceptional

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1 vote

c=15m+20 because 15 is the constant rate of change monthly, and 20 is what you’re adding on to

Austin Ziegler answered Sep 22, 2021

by Austin Ziegler

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5 votes

Answer:

i know but 20c = 15m

Explanation:

Andrey Sitnik answered Sep 28, 2021

by Andrey Sitnik

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