5 x 3 ) 4 2x 1
- 5 x 3 )+ 4 2x 1
- X 5 4x 3 4 2x 1 47
- 5x 5x 3 4 2x 1 )- 2
- 5 x 1 )- 3 2x 4 )= 4x 7
- X 5 4 2x 11 3 7
- 5x 2 x 3 )=- 4 1 2x
- 5x 4 3 2x 1
- 5 x 2 )- 4 2x 1 )=- 3x 3
- X 3 2 5 3 4 2x 16 15
- 3 x 4 )- 2 5 2x 1 )- 6
- 5 2x 3 )- 4 x 1 )= 35
- X 5 2x 4 10x 3 20x 2 9x 18
- X 3 2x 4 3x 5 1
- X 3 5 x 4 7 6 2x 1 35
- 2 3 4 x 2 )= 5 2x 1 2 7 4x