how many days would the renting and purchasing be equal

Question

you can purchase or rent a car. the car is available at a rental fee of 250 per day. perchasing the car costs you 40000 for the investment and 50 per day after how many days would the cost of renting and purchasing be equal 

Answer 1

Let x - number of days, then

 

250x = 40000 + 50x

 

200x = 40000

 

x = 200 days