This is for math Pls Answer it ???.

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

If i have 20$ and i gave 5$ away how much i got