Find the slope of the line whose equation is 5y = x - 3.

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Which is the focus of a parabola with equation y2=4x

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?