7 x x - 4 - x 6 - x
- 3 x 7 x 4 x 6 x
- 7 x 6 x 4 x 3 x 2
- 7 x 6 x 4 x 3 x 2 1
- X 4 x 5 x 6 x 7 10 3
- 7 x 6 x 5 x 4 x 3
- 7 x 6 x 5 x 4 x 3 x 2
- X 4 x 5 x 6 x 7
- X 4 )( x 6 )+( x 1 )( x 7
- X 2 )( x 4 )( x 6 )( x 8 )+ 7
- 7 x 3 x 4 =( 1 7 x * 49 x 6
- 7 x 6 x 5 x 4 x 3 x 2 x 1
- 3 x 4 x 5 x 6 x 7 x 8
- 2x 7 x 4 x 2 x 1 x 6 /( x 4 )( x 1
- 6 x 7 7 x 6 x 6 x 4
- 4 x 5 x 6 x 7 x 8 x 9