A cleaning solution uses 2 cups of vinegar for every 3 quarts of water. How many cups of vinegar are needed to make a cleaning solution containing 3 gallons of water?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total