Réponses

2014-09-27T16:59:56+02:00
2x- 3/4 -2 = 5x -3/2
2x -5x = 3/4 +2 -3/2
-3x = 3/4  + 8/4 -6/4
-3x = 11/4  -6/4
-3x = 5/4
x = 5/4 x -1/3
x = - 5/12
2014-09-27T17:40:58+02:00
D) 2x -3/4 -2 = 5x -3/2      tu regroupes les termes en x
2x -5x = 3/4 +2 -3/2
-3x = 3/4  + 8/4 -6/4
-3x = 11/4  -6/4
-3x = 5/4
x = 5/4 X -1/3
x = - 5/12