Iknow you are busy, but i think math stinks, and i was hoping you could tutor me after school for a couple of weeks. which is the best revision of the underlined portion of the sentence? but i really hate math, but i need extra in math, but math is hard and annoying, no change

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?