Two stockings have different amounts of candy canes. The girl said to the boy, "if I give you one of my candy canes, we'll have an even amount. But if you give me one of yours, I'll have twice as much as you." How many candy canes did they have?

This is different from the first one can someone me

Just tell me how to set up the equation.

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.