(! ) a used car has a value of $15,250 when it is purchased in 2012. the value of the car decreases at a rate of 7.5% per year. 1.) write an exponential function that models the value of the car, y, over x years. 2.) to the nearest cent, what will be the value of the car after eight years?

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.