SOLUTION: How would I graph c=30t+20? and also Media services charge $20 for a phone and $30/month for the economy plan, the equation c=30t+20 describes the total cost, c, of operating a med

Question 301416: How would I graph c=30t+20? and also Media services charge $20 for a phone and $30/month for the economy plan, the equation c=30t+20 describes the total cost, c, of operating a media services phone for t months.what is total cost for 3 months of service? and also if a customer has $90 how many months of services can they get? Thanks so much
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Plot on the vertical axis, and on
the horizontal axis
You plot it by plugging values of into the equation
and finding , like

Here's the plot:

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