Identify each pair of angles as alternate interior, corresponding, alternate exterior, or none of these. <2 and <7, <4 and <8, <1 and <8, <1 and <5, <4 and <7.

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?