The cafe has 16 chefs and 16 waiters. If 6 chefs and 3 waiters drop out, how many chefs and waiters are left? Give me reasons, before answering the question

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
There are 16 chefs - 6 chefs = 10 chefs left. There are 16 waiters - 3 waiters = 13 waiters left. In total there are 10 chefs + 13 waiters = 23 chefs and waiters left. So the final answer is 23.