John works at a car dealership that sells domestic and foreign cars. john makes 6% commission on domestic cars and 4% on foreign cars he sells. if john sold 4 domestic cars for $24,000 each, 2 domestic cars for $9,000 each, and 2 foreign cars for $13,500 each, what is his commission for the month?

Answer for 10 points show work you guys in advanced < 3

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano

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.