5 2x 3 )- 4 x 7
- 5 2x 6 )- 3 x 4 )= 7x
- 5 x 1 )- 3 2x 4 )= 4x 7
- 5 2x 3 4x 7
- 2 3 2x 4 5 x 7 3x 1
- 7 x 4 )= 5 2x 3 )+ 11
- 7x 4 2x 3 x 5 1
- 2x 5 3 x 7 4 2
- 5 2x 7 )+ 3 x 4 )= 8
- 5 2x 3 )- 4 5x 7 )= 19 2 x 11
- 5 x 2 )+ 3 2x 3 )= 48 4 x 2 )+ 7
- 5 2x 1 )+ 3 x 4 )= 71
- 2x 3 5 4 7 x 14 6
- 5 x 2 )( 2x 3 )( 4x 7
- 5 2x 4 )= 7 x 1 )- 3
- 2x 3 5 4 x 6 7