Answer:
you can use simultaneous equations
Step-by-step explanation:
1.First, you will need to classify the category: adult for y and students for x.
2.Then ,you have to make 2 equation:
(i) 5y+2x=34
(ii) 3y+2x=24
3.From these 2 equation, you may find the answer.
Hope this will helps you ;)