Question 37441
Let x be the cost of adult tickets
Let y be the cost of children tickets
x+y=24
y=24-x (subsitution)
16x+9y=258
Subsitute for y:
16x+9(24-x)=258
16x-9x=258-216
7x=42
x=6
y=24-6
y=18
Hence, about 6 adult tickets were bought and about 18 children tickets were bought.
PAul.