Todd and Stacy both work as hairdressers. Todd charges $16 for each haircut and Stacy charges $18 for each haircut. This week Todd and Stacy made an additional $92 in tips and Stacey made an additional $104 in tips. Given that T and S represent the number of haircuts by Todd(T) and Stacy (S), which expression can be used to represent their combined earnings for the week?