Related Post: 4 2 12x 9 4 2 12x 9 0 4 2 12 9 $4 X 2 12x 9 =$ 4x 4 12x 2 9 4x 4 12x 2 9 0 2 4 9x =- 12 4 12x 9x 2 Factor 4x 4 12x 2 9 4 3x )( 9x 2 12x 16