Liliya and her family go to a Hispanic heritage food festival each year. Liliya buys packages of tortillas to make enchiladas for the festival. She already has 18 tortillas. Each package she buys has 6 tortillas. Write the equation for Y=mx+b

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.