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ludmilkaskok [199]
3 years ago
13

A telephone call costs c cents for the first 3 minutes and m cents for each additional minute. Which expression represents the c

ost, in cents, of a 6-minute call?
Mathematics
1 answer:
tekilochka [14]3 years ago
4 0

Answer: c+3m

Step-by-step explanation:

Given

A telephone call costs c cents for first 3 minutes and m cents for each additional minute.

Any call beyond 3 minutes costs

\Rightarrow c+mt

where t is the minutes spent beyond 3 minutes

For 6 minutes , t is 3

thus, it can be written

\Rightarrow c+3m

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