A utility line runs underground through Shane’s rectangular backyard. Shayne is not allowed to dig within 3 feet of the utility line. The diagram shows the dimensions of Shaynes backyard in feet. What is the area in square feet of the part of the backyard in which Shaynes is allowed to dig.

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?