The First day of august and the first day of july combined accounte for 75% of thesales on the first day of the month from July-December Dec 1 Nov 4 Oct 15 Sept 20 Aug 32 Jul 28 All of them together equal 100

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.