3 3 x )= 5 2x 7
- 3 4 3 x )= 5 4 2x 7
- 3 2 x )= 5 2x 7 )+ 2
- 3 x 5 )- 7 2x 1 )=- 9x 20
- 3x 2 2x 3 3x 5 2x 7
- 5x 7 3 x )= 3 5 2x )- 6
- 1 x 3 2 x 3 5 2x )/ 7
- X 3 5 7 2x 1 3
- X 3 x 5 2x 7 3x 4 3 1 2
- 3 x 5 )- 1 6 2x 3 xy )- 7y =- 4
- 3 2x 3 )/ 5 x 3 )/ 4 4x 1 )/ 7
- 3 3x 5 7 2x 1
- 5 x 3 )+ 3 2 2x 7 )- 4
- 3 x 3 )+ 7 5 2x 6
- X 3 5 2x 70
- X 3 5 2x x 3 7x