In a car sales lot, there were three times as many vans as sedans. After 105 vans were sold, there were twice as many sedans as vans. How many vehicles were left on the lot?

Answer 1

V = 3S

V-105 = 2S

subtract 2nd from 1st equation

105 = S = the number of sedans

V =3(105) = 315 vans