Answer:
Step-by-step explanation:
Hi there!
She sells twice as many as adult tickets so
2x for adult tickets
x for children tickets
2x.8$ = 16$.x
x. 3$ = 3$x
Total 19$x
456$ = 19$x
x = 76
76 tickets for children
152 tickets for adults
Have a nice day,
Wolfiex