4. Use the graph of y = ex to evaluate the expression e Round the solution to the nearest tenth if necessary.
e
2
4
o
2.7
7.4
1.0
o

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?