Solve it plz

Question 2 (15 points) Let U(x.y) = (2x +305 a. Use a monotonic transformation to simplify the utilityr function. Use that simplied function going forward. 1). Find the MRS. c. Construct the oornplete Marshallian demand functions for x and 3?. For parts ((1) and onward. assume = . d. Construct a composite commodity 2 representing the expenditure of goods I: and y. e. Suppose the price of the goods comprising the composite commodity went up by 10% (i.e., both P: and P}. increased by 10%, and thus P, increases by 10%). How do it and 5! change, and therefore, how does Pzz change