At the local Dairy Mart, you can buy one ice cream sandwich and two ice cream cones for $8 or one ice cream sandwich and one ice cream cone for $5. This situation can be represented with the system 2x+y=8 and x+y=5 , where x represents the cost of an ice cream cone and y represents the cost of an ice cream sandwich. Use the system of equations to determine the cost of one ice cream sandwich and one ice cream cone.