Réponses

Meilleure réponse !
2014-04-22T20:54:51+02:00
5 / (x+2) = 4/3

x+2 = 5/(4/3)

x+2 = 5*3/4
x+2 = 15/4

x = 15/4 - 2

x = 15/4 - 8/4

x = 7/4