Richard wants to purchase one large pizza and some soft drinks for a club meeting. He compares the prices at two restaurants. Each soft drink at the first restaurant costs the same amount. The table below shows y, the total price of one large pizza and x soft drinks at the first restaurant. At the second restaurant, the total price, y, of one large pizza and x soft drinks can be represented by the equation: y=1.5x + 18. Which of the following statements is true? *