Let, the number of student tickets = x
Number of Adult's ticket = y
Equations = x + 5y = 2465
x + y = 1077
Subtract the equations,
4y = 1388
y = 1388/4
y = 347
Substitute it in 2nd equation,
x + 347 = 1077
x = 1077 - 347 = 730
In short, Student tickets = 730; Adult tickets = 347
Hope this helps!