Answer:
u should put this also in English then type it in so it will translate
(5x+3) is the width, its factors form is (5x+3)(3x-5)
Number of cars washed by the eight teams per hour = 2 * 8 = 16 cars.
Number of cars washed by the eight teams in 5 = 16 * 5 = 80 cars.
The teams should charge $600/80 = $7.50