Juan's school is selling tickets to the annual talent show. On the first day of ticket sales the school sold 6 adult tickets and 3 student tickets for a total of $51. The school took in $90 on the second day by selling 9 adult tickets and 6 student tickets.


A) Write a system of equations to model the problem above. Be sure to define your variables.


B) Find the price of one adult ticket and one student ticket.