10 points plz help!!

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.

The only way to identify an intercept is as an ordered pair. true false

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?