You are on vacation in New York City, and you need to get around town to different locations. Below are the rates for 2 different cab companies, locally dubbed "The Red Cabs" and "The Green Cabs".

Question 1 - What is the cost to get into a red cab?
Question 2 - How much does it cost per mile for a Red Cab?
Question 3 - What is the equation, in slope-intercept form, that relates the cost compared to the miles traveled for a Red Cab?