SOLUTION: phone company offers two monthly plans. Plan A costs $17 plus an additional $0.11 for each minute of calls. plan B costs $22 plus an additional $0.07 for each minute of calls For

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: phone company offers two monthly plans. Plan A costs $17 plus an additional $0.11 for each minute of calls. plan B costs $22 plus an additional $0.07 for each minute of calls For       Log On


   

Question 854374: phone company offers two monthly plans. Plan A costs $17 plus an additional $0.11 for each minute of calls. plan B costs $22 plus an additional $0.07 for each minute of calls
For what amount of calling do the two plans cost the same?
What is the cost when the two plans cost the same?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Let x represent number of calling minutes

 17 + .11x = 22 + .07x

       .04x = 5

          x = 5/.04  = 125 minutes, is the number of minutes the two plans cost the same

  17 + .11*125 = $30.75 is the cost when the two plans cost the same