| Opération | Réponse | % Correct |
|---|---|---|
| -4x+1+2*(8x+5) = | 12x+11 | 100%
|
| x+10+10*(2x-9) = | 21x-80 | 100%
|
| (4x-6)*10+1 = | 40x-59 | 100%
|
| (-7x-2)*6-6 = | -42x-18 | 100%
|
| (8x-1)*10+6 = | 80x-4 | 100%
|
| 2*(6x+6)-4x+6 = | 8x+18 | 100%
|
| 9x+(9x-8)*9 = | 90x-72 | 100%
|
| 9x+(-8x-9)*3 = | -15x-27 | 50%
|
| 10*(4x+1)-7 = | 40x+3 | 50%
|
| (8x+6)*5+9 = | 40x+39 | 50%
|
| (-5x-1)*2+5x = | -5x-2 | 50%
|
| -2x-9+9*(-7x+9) = | -65x+72 | 50%
|
| (-9x-1)*8-5 = | -72x-13 | 50%
|
| (-10x+2)*10+3 = | -100x+23 | 0%
|
| (-x-3)*6+6x = | -18 | 0%
|
| -4x+5*(5x+2) = | 21x+10 | 0%
|
| (2x+4)*9-7 = | 27x+29 | 0%
|
| -2+2*(-4x+6) = | -8x+10 | 0%
|
| x+7+(-x+9)*9 = | -8x+88 | 0%
|
| (-10x+8)*9-8x | -98x+72 | 0%
|