SOLUTION: The Media Services charges $20 for a phone and $30\month for its economy plan. Find a model that determines the total cost, (Ct) of operating a media service for t months C(t)=___

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Question 371874: The Media Services charges $20 for a phone and $30\month for its economy plan. Find a model that determines the total cost, (Ct) of operating a media service for t months C(t)=_____
Answer by mananth(16946) About Me  (Show Source):
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$20 for a phone and $30\month for its economy plan. Find a model that determines the total cost, (Ct) of operating a media service for t months C(t)=_____
...
fixed payment = $20
month ly $30
For t months it will be 30t
..
(Ct)=20+30t
...
m.ananth@hotmail.ca