X 2 x 12 =- 6 July 8, 2019 16 32 64 128 X 2 + x 12 =- 6 X 2 2x 6x 12 2 x 12 x 6 pressure treated lumber X x 2 6x 12 2 x + 12 = 60 X 2 8x 12 x 6 7 x - 2 x + 6 + 12 X 2 7x 12 )( x 6 X 2 4x 12 x 6 X 2 x 12 x 2 6x 9 2 2x 2 x 6 )+ 12 1 2 x 12 x 6 X 2 2 x 12 x 6 5 4 G x )= x 2 6x 12 F x )= x 2 6x 12