5)
5(x+11) > -6
5x + 55 >-6
5x > -6-55
5x > -61
x > -61/5
x > 12.2
--------------------------------] XXXXXXXXXXXXXXXXXXXXXXXXXXX
12.2
les croix montrent les valeurs de x
6) (-9x+1) /5 > 11
-9x + 1 > 11*5
-9x + 1 > 55
-9x > 55-1
-9x > 54
x < 54 / (-9)
x < -6
XXXXXXXXXXXXXXXXXXXX [ ------------------------------------------
-6