Acommunity group bought 30 tickets to an amusement park at a total cost of $810. they bought x students for $25 each and y adult tickets for $30 each. complete the following sentence the community group bought student tickets and adult tickets.

A community group bought 30 tickets to an amusement park at a total cost of $810. They bought x student tickets for $25 each and y adult tickets for $30 each.
***
let x=number of student tickets bought
30-x=number of adult tickets bought
..

25x+30(30-x)=810
25x+900-30x=810
5x=90
x=18
30-x=12
number of student tickets bought=18
number of adult tickets bought=12

Hope this helps!

Is there a picture of a graph or whatever that goes along with this?