Abdul purchased a prepaid phone card for 45.00 . Calls cost 6 cents a minute using this card. The credit, (in dollars), left on

Question

4 years ago

6

Abdul purchased a prepaid phone card for 45.00 . Calls cost 6 cents a minute using this card. The credit, (in dollars), left on

the card after it is used for x minutes of calls is given by the following.
C= 45.00 - 0.06x
How much credit is left on the card after Abdul uses it for 50 minutes of calls?

Mathematics

1 answer:

kipiarov [429] · Answer 1 · 2022-01-03T17:59:55+03:00

kipiarov [429]4 years ago

6 0

C= 45.00 - 0.06x

C= 45.00 - 0.06(50)

C= 45.00 - 3 = $42 left