- The perimeters of a square and a rectangle are equal. One side of the rectangle is 11 cm and the area of the square is 4 cm more than the area of the rectangle. Find the side of the square.

X+ y = k 2x + 3y = k + 1 the point of intersection of the lines has an x-coordinate of a.2k + 1 b.-2k + 1 c.2k - 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.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)