The spanish Club is having a bake sale . you can buy a bag of trail mix and loaf of pumpkin bread for $24 . this situation can be represented with the system x + y = 11 and 3x + 2y = 24, where x represents the cost of a bag of trail mix and y represents the costs of a loaf of pumpkin bread , how much does each bag of trail mix and each loaf of pumpkin bread cost ??