What is the area of a rectangle with vertices at (1,7) (5,3) (3,1) and (-1,5)

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?

Rewrite the expression in z to the n power. the expression i was given is: 1 over z to the negative 1 half power.

Which inequality is used when the situation involves a “maximum”?