bonsoir
4
4 + 8 = 12
12 * 3 = 36
36 - 24 = 12
12 - 4 = 8
8
0
0 + 8 = 8
8 *3 = 24
24 - 24 = 0
0
- 3
- 3 + 8 = 5
5 * 3 = 15
15 - 24 = - 9
- 9
x
x + 8
3 ( x + 8) = 3 x + 24
3 x + 24 - 24 = 3 x
3 x - x = 2 x
donc le programme donne le double du nombre de départ