A plane makes the trip from Acton to Banville at 800kmh The

A plane makes the trip from Acton to Banville at 800km/h. The return, at 1000 km/h takes 1/2 h less than the initial flight. Find the distance between the towns.

rate *time =distance
800*x=1000*(x-.5)
x in hours
find x and multiply by 800 to find distance in km