Answer:
1 adult ticket is $7 and one student ticket is $5
Step-by-step explanation:
When 9 adults bought tickets and 7 students bought tickets, the shcool earned $98. That means that you have to multiply 9*7 and add that to 7*5 which looks like 63+35 whan you add, you will get 98. Then you double check it by multiplying 10*7 and add it to 14*5 which woud look like 70+70 and you wil get 140.
^^Hope this helps!^^