Andrew is a small business owner who wants to hire an accountant. Accountant A is offering his services for $50 an hour. Accountant B is offering her services for $35 an hour plus an initial fee of $375. Write a function, f(x), to represent the cost charged by Accountant A. Write a function, g(x), to represent the cost charged by Accountant B. For how many hours of work do the two accountants charge the same amount of money?