Media service charges % 20 for a phone and $30/moth for its economy plan. The equation c-30t+20 describe c= 30t+20 describes the total cost, of the operating a media service phone for t months. The total cost for 7 months of service $____

Question

Media service charges % 20 for a phone and $30/moth for its economy plan. The equation c-30t+20 describe c= 30t+20 describes the total cost, of the operating a media service phone for t months.  The total cost for 7 months of service $____

saifoo.khan · Answer

i doubt that is $20.

anonymous · Answer

i meant to say $ 20 for a phone

anonymous · Answer

30/month

jim_thompson5910 · Answer

c= 30t+20


c= 30(7)+20


c= 210+20


c= 230


The total cost for 7 months of service is $230