Mathematics, 11.06.2021 20:20 maddiehope6893

Michael purchased a prepaid phone card for $50.00. Calls cost 10 cents a minute using this card. The credit, C (in dollars), left on the card after it is used x minutes of calls is given by the following.
C = 50.00 -0.10.x
How much credit is left on the card after Michael uses it for 40 minutes of calls?

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, roseemariehunter12

Ammonia molecules have three hydrogen atoms and one nitrogen atom. how many of each atom arein five molecules of ammonia

Answers: 1

continue

Mathematics, 21.06.2019 18:30, 91miketaylor

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Answers: 1

continue

Mathematics, 21.06.2019 18:50, umarhaley

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave

Answers: 1

continue

Mathematics, 21.06.2019 19:20, maisieisdabomb23

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Answers: 2

continue

You know the right answer?

Michael purchased a prepaid phone card for $50.00. Calls cost 10 cents a minute using this card. The...