EdrianaDavis2635 EdrianaDavis2635
  • 16-11-2018
  • Mathematics
contestada

A long distance phone company charges $4.99 per month plus 10 cents per minute. How much minutes were used in a month if the monthly bill is $16.99

Respuesta :

abbyokarski abbyokarski
  • 16-11-2018

Bill = 4.99 + .10x    where x is the number of minutes spent on the phone

16.99 = 4.99 + .10x          Subtract 4.99 from both sides

14.00 = .10x            Divide both sides by .10

140 = x  

Answer is 140 minutes


Answer Link

Otras preguntas

What were the causes if instability in the West after World War 1
Manny used 8 tenth-size parts to model 8/10. Ana used fewer parts to model an equivalent fraction. How does the size of a part in Ana's model compare to the siz
Grant is thinking of two numbers. He says that one of the numbers is twice the other number and the sum of the number is 39. What are the numbers.
What did the decree say that Gregory the VII ordered?
Question:Soo needs 2 yards of molding to put around the bottom of a stand. He has two pieces of molding: one is 7/8 yard long and the other is 8/7 yards long.Es
What were the causes if instability in the West after World War 1
(3/4)(12x-8)-5x how do I solve this?
One milliliter of water weighs one gram. Explain the relationship between the conversion.  Then draw a conversion chart to show the relationship between one mil
One milliliter of water weighs one gram. Explain the relationship between the conversion.  Then draw a conversion chart to show the relationship between one mil
What is the geocentric theory ?