4 2x 5 2 x 1
- 4 * 2 2x 5 * 2 x 1 0
- − 4 2x 5 )+ x 2 =- 11
- 4 x 1 )+ 2x 5 2 x )+ 19
- 2x 5 2 x 4 )+ 13
- 3 2x 5 4 x 2 12
- 4 x 5 )= 2 2x 10
- 5 x 2 )- 4 2x 1 )=- 3x 3
- 3x 5 2x 4 5 )-( 2x 4 x 2 10
- 2 (- 2x 4 )+ 6 5 3 x 1
- X 5 x 4 2x 3 2x 2 x 1 0
- X 4 3x 2 2x 5 divided by x 1
- X 4 2x 1 6 x 5 2 0
- 6x 4 − 2x 2 x 5 − 1
- 2 3 2x 4 5 x 7 3x 1
- 4 2x 3 )= 5 2 x 1