On January 1, 2010, Chessville has a population of 50,000 people. Chessville then enters a period of population growth. Its population increases 7% every year. On the same day, Checkersville has a population of 70,000 people. Checkersville then starts to experience a population decline, the population decreasing by 4% each year. During what year will Chessville's population exceed Checkersville? (Use y = a * b^x)

Question

On January 1, 2010, Chessville has a population of 50,000 people. Chessville then enters a period of population growth.  Its population increases 7% every year. On the same day, Checkersville has a population of 70,000 people. Checkersville then starts to experience a population decline, the population decreasing by 4% each year. During what year will Chessville's population exceed Checkersville? (Use y = a * b^x)