Caroline is going to the state fair with a group of friends. It costs her $12 for admission, and once she is inside the fair she can buy tickets for $0.75 each in order to play games, purchase food, or go on rides. a. Write an equation to represent the relationship between the total cost, y, and the amount of tickets, x, she buys. b. What is the slope, or rate of change? c. What is the y-intercept? d. Describe what a graph of this relationship would look like.