Réponses

2014-09-21T14:41:33+02:00


A = 75 - (6 + 3 x 10) : 9

A = 75 - (6 + 30) : 9

A = 75 - 36 : 9

A = 75 - 4

A = 71

2014-09-21T14:52:07+02:00