Answer: 60
Explanation:
Given : The soccer team collected $800 at a car wash fundraiser. They charged $5.00 for small vehicles and $10.00 for larger vehicles.
The amount collected can be modeled by the equation :
, where x represents the number of small vehicles and y represents the number of larger vehicles.
When y=50 , then we have

Hence, the number of small vehicles were washed in total = 60