Related Post: X 3 )( 4x 7 )= 0 X 3 2 4x 7 0 X 3 X 4 7 )= 0 X 3 4x 2 6x 7 0 X 2 3 4x 7 64 0 4x 3 2x 2 X 7 0 3(4x+7) 4*3/7