A towns' population, P(x), is given by the function P(x) =2700x + 21000 where x represents the years since 2003.

The population will reach 83,400 in ______

The population in 2010 will be ______

2 answers

2700x+21000 = 83400
just solve for x

2010 is 7 years after 2003, so just plug in x=7 for P(x)
thanks!!