Plz help fast
A cruise ship is currently 5 kilometers away from its port and is traveling away from the port at 5 kilometers per hour. The function y = 5x +5 relates the number of kilometers y the ship will be from its port x hours from now. How far will the cruise ship be from its port 4.5 hours from now?
The cruise ship will be _______ kilometers away from port in 4.5 hours.