Aschool basketball team has an expense account and a fundraising account. after tt weeks, the balance of the expense account is (400−40t)(400−40t) dollars and the balance of the fundraising account is (150+32t)(150+32t) dollars. a. write an expression in simplest form that represents the total amount (in dollars) in both accounts after tt weeks. an expression is ( 550−72t) dollars. b. what is the total amount (in dollars) in both accounts after 12 weeks? amount after 12 weeks: $