yusrijammang yusrijammang
  • 04-07-2016
  • Mathematics
contestada

the phone company charges $15.00 per month for a local line plus $0.06 per call.how many calls were made if the bill was $22.50? note: use a variable to solve story problems

Respuesta :

texaschic101
texaschic101 texaschic101
  • 04-07-2016
15 + 0.06c = 22.50
0.06c = 22.50 - 15
0.06c = 7.50
c = 7.50/0.06
c = 125 calls were made
Answer Link

Otras preguntas

Why did immigrants tend to group together in cities?
A ball is thrown into the air with an upward velocity of 44 ft/s. Its height h in feet after t seconds is given by the function [tex]h=-16t ^{2} +44t+9[/tex]. W
Which shows 5.45 written as a mixed number?
Hitler intended to defeat great Britain by
A boy jumps into a cold swimming pool and his body temperature goes down. His muscles, blood vessels, and nervous system work together to restore his body tempe
what is the definition of bureaucratic personality
Hitler intended to defeat great Britain by
what kind of symbiotic relationship is showm between Dori and Marlin
which number is 100 less than 38 tens
A certain animal in the zoo has consumed 39 pounds of food in six days. If it continues to eat at the same rate, in how many more days will its total consumptio