6 x 12 3 July 8, 2019 16 32 64 128 6 x 12 36 6 x 12 30 6 12 x 3 4 6 x )( 3x 12 0 6 x 3 12+ 4x 6 12 x 3 7 6 x 3x 12 6 12 x 3 5 6 12 x 3 2 6 x 12 1 36 6 x 12 (- x 3 )= 0 1 6 x 12 3 6 x 12 3x 3 6x 6 3x 12 6 8 x 3 12