Greg owns a clothing store where he designs pairs of shorts, s, and T-shirts, t. He sells the T-shirts for $7 and the shorts for $14 each. Greg can work 15 hours a day, at most. It takes him 15 minutes to design a T-shirt and an hour and an hour to design a pair of shorts. He must design at least 12 items each day, but he cannot design more than 22 items in one day. Which set of inequalities below represents this scenario

(01.03 mc) which of the following is a step in simplifying the expression x multiplied by y to the power of 2 over x to the power of negative 3 multiplied by y to the power of 3, the whole to the power of negative 4. select one: a. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 7 multiplied by y to the power of negative 1. b. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of 12 multiplied by y to the power of negative 12. c. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of negative 3 multiplied by y to the power of 3. d. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 3 multiplied by y to the power of 3.