|x + 1| + 4 ≤ 2 a The solution set is x ≥ −3 OR x > 1.
b The solution set is all real numbers.
c No real answers
d The solution set is −3 < x < 1.

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.