Help please

The equation y = 80(3)+ describes the population
growth of snails in a tank at an aquarium where x is the
number of years after 2015 and y represents the
number of snails.

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.