Réponses

2013-05-10T00:28:32+02:00

( x x 5 ) - 4 x 2 = 0

5x-8 = 0

5x = 8

x = 8/5 il me semble

2013-05-10T02:36:40+02:00
(Cx5)-4x2=0
5c x-8=0
5c=8
C=8
5
Donc debodaph a raison