13 - 5 5/6 in simplest form

Polynomial that can be factored as (3x-4)(3x+4)

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers