A mom bought her kids 6 doughnuts and 3 cups of milk that cost $1.50 each. The total cost for everything was $7.65. Find the variable for this problem and the equation to determine the cost of the doughnut.
6x+3(1.50)= $7.65 equation used to find the cost of the doughnut 6x+4.50= $7.65 6x+4.50=7.65-4.50 6x=3.15 6x= 3.15/6 x= .525 Each doughnut costs $0.525
