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Klio2033 [76]
3 years ago
7

Salma purchased a prepaid phone card for $15 Long distance calls cost 6 cents a minute using this card. Salma used her card only

once to make a long distance call. If the remaining credit on her card is $13.14 how many minutes did her call last?
Mathematics
1 answer:
Fiesta28 [93]3 years ago
6 0

Answer:

m=17

Step-by-step explanation:

$15 minus $0.14(# minutes) = $12.62

 

15 - .14m = 12.62

 

.14m = 15 - 12.62

 

.14m = 2.38

 

m = 2.38/.14

 

m = 17 minutes

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