7 (- 3 2x )=- 6x 1
- 3 2x 1 )+ 6x 10x 7
- 4x 2 x 7 )+( 2x 3 6x 2 11
- 2x 3x 3 )+ 7 1 6x
- 2x 7 5x 8 3 5 6x )- 12x
- 2x 7 5x 8 3 5 6x )- 12
- 2x 3 )( 5 6x )= 7 3x 10 4x
- Y 2x 3 6x 2 18x 7
- 2x 3 6x 11 )= 7
- 6x 7 3 2x 1 )- 10
- X 3 4x 7 2x 3 6x 1
- 5x 7 )-( 2x 3 )/ 6x 11 8 3
- 6x 3 2x 7 180
- 2x 45 =- 7 3 10x )+ 6x
- 6x 7 4 3 2x 1
- 7 2x 3 )+ 6 =- 2 (- 6x 20 )- 1