A local bakery has a daily operating cost of 1800 plus a cost of 10$ per cake they make. If a cake sells for 15 which equation could be used to determine the minimum number of cakes c they must sell each day to earn a phrofit

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?