Gabriel is at the grocery store, and wants to figure out his total cost before he gets to the register. He bought 2.5 pounds of apples that are x dollars a pound and 2 bags of lettuce for y dollars each. Which expressions would represent his total cost? Check all that apply. 4.5xy x + 1.5x+ 2y 2y + 2.5x x – 1.5x 2.5y