Question 1083833
children: c = 2
adults: a = 6.50
c+a = 268 thus c = 268-a
2c+6.50a = 1508
substitute for c
2(268-a)+6.50a = 1508
536-2a+6.50a = 1508
4.50a = 972
a = 216 adult tickets were sold
268-216 = 52 children