Total area of shape?

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?

Graph the line y=4/3 x+1 . use the line tool and select two points on the line.

Ineed to find the answer to number 2