State the coordinate of the image of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor r = 2.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.