Answer:
 16
Step-by-step explanation:
The total cost for x players will be ...
 1175.50 +25.25x = 1579.50 . . . . bus cost plus meal cost for x players
 25.25x = 404 . . . . . . . . . subtract bus cost
 x = 16 . . . . . . . . . . . divide by the coefficient of x