Tickets for admission to a high school football game cost $3 for students and $5 for adults. During one game, $2995 was collected from the sale of 729 tickets.

a. Writing a System. Write and solve a system of linear equations to find the number of tickets sold to students and the number of tickets sold to adults.

b. Drawing a Graph. Graph the system of linear equations. Use the
graph to determine whether your answer to part (a) is reasonable.