The game megan is planning for her son’s birthday party requires each child to have 8 clothespins. megan found packages of 20 clothespins. round each amount to the nearest 10 to find an estimate for the number of packages of clothespins megan will have to buy to have enough for her son and 8 guests.

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?