The total cost f(x), in dollars, for renting a beach house for x days is shown: f(x) = 5 + 350x What does f(5) represent? The number of dollars it costs for 5 people to rent the beach house The number of dollars it costs to rent the beach house for 5 days The number of beach houses that can be rented for 5 days The number of days the beach house can be rented for a cost of $350