SOLUTION: Media Services charges $30 for a phone and $20/month for its economy plan. The equation c=20t+30 describes the total cost,c, of operating a media services phone for t months. The t

SOLUTION: Media Services charges $30 for a phone and $20/month for its economy plan. The equation c=20t+30 describes the total cost,c, of operating a media services phone for t months. The t

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Question 490304: Media Services charges $30 for a phone and $20/month for its economy plan. The equation c=20t+30 describes the total cost,c, of operating a media services phone for t months. The total cost for 3 month of service is ?
Answer by John10(297) (Show Source): You can put this solution on YOUR website!
From the equation, substitute t = 3 into the equation to find the cost.
John10:)
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