SOLUTION: Media services charge $40 for a phone and $30/month for its economy pla. The equation c=30t+40 describes the total cost, c, of operating a media services phone for t months. The
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Question 446294: Media services charge $40 for a phone and $30/month for its economy pla. The equation c=30t+40 describes the total cost, c, of operating a media services phone for t months. The total cost for 7 months of service$________, and If a cutomer has only $110 available, how many months of service can she receive? Answer by jorel1380(3719) (Show Source):
