Bianca has to drive 180 miles to her aunts house. she drove 30% of the total distance before lunch. how many miles did bianca drive before lunch? show your work?

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?