The town of Valley View conducted a census this year, which showed that it has a population of 1,800 people. Based on the census data, it is estimated that the population of Valley View will grow by 12% each decade.
Write an exponential equation in the form y=a(b)x that can model the town population, y, x decades after this census was taken.
Use whole numbers, decimals, or simplified fractions for the values of a and b.