One of the rooms on a cleaning crew's schedule has a width four feet less than the length and has a area of 192 square feet. What are the dimensions of the room? Write a quadratic equation in standard form to model the situation. Let h represent the length. Solve the equation. Find the dimensions of the room.

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?