2 x 8 )=- 4 2x 1
- 8 1 2 x 1 4 12 2x
- 4 x 8 )+ 12 2 2x 9
- 1 2 6x 8 )= 2x 4 x
- 3 x 2 4 2x 6 6 x 4 8 2x 1
- 1 4 8 12x )= x 2 2x 1
- 2x 1 8 x 4 2 3
- X 2 9x 8 2x 4 16x 3
- 4x 2 x 4 )= 8 x 1 )- 2x
- 2x 12 2 x 8 )- 4
- 2 x 1 )+ 8 6 2x 4
- 4x 8 4 2x x 2 1 0
- 2 x 1 4 2x 1 8 x 1 64
- X 4 (- 2x 1 )= 8 2 3x 7
- 3 4 x 8 1 2 2x 10
- 2 x 3 )+ 4 2x 1 )= 8 5 x 4