8x2 + 7x - 4
what is the factor

What is the size of the matrix resulting from

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.

Empty box + box + empty box fill in the box is equal to 30 how