Afootball team had 50 players at the start of the season but then some players left the team. after that the team had 42 players. write a mathematical sentence that expresses the information

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.