1) -x-3 = 5/2
-x = 5/2 +3 amplifici 3 cu 2
-x = 5/2+6/2
-x = 11/2
x = -11/2
2) 3x = -2-4
3x = -6
x = -6/3
x = -2
3) 5/6x = -11-2/3 amplifici pe -11 cu 3
5/6x = -33/3 - 2/3
5/6x = -35/3
x = -35/3 ori 6/5
x = -14
4) -3/5x = -11/2 - 2/3 amplifici -11/2 cu 3, -2/3 cu 2
-3/5x = -33/6 - 4/6
-3/5x = -37/6
x = 37/6 ori 5/3
x = 185/18