Answer:
1,3,5
Step-by-step explanation:
1 , 3 and 5
2x - 6y + 8
225 adult tickets
S: no. of students
A: no. of adults
S = A + 54
S + A = 504
A + A + 54 = 504
2A = 450
A = 225
S = 225 + 54
S = 279
2/3
Tan(x) = ==