Joe's utility for Coke, x_1, and Pepsi, x_2, is define by u(x_1, x_2) = 5x_1 + 5x_2. Joe has an income of $100. Let the price of Pepsi equal $1. Derive Joe's inverse demand curve (price on the vertical axis and quantity on the horizontal axis) for Coke on a graph. Make sure you label important points of interest.