a)x/2+1≤4/3
Aducem,la,numitor,comun(6)
3x+6≤8=>3x≤2=>x≤2/3
b)3x/5+2>5/2
Aducem,la,numitor,comun(10)
6x+20>25=>6x>5=>x>5/6
c)7x/5-1≥3/4
Aducem,la,numitor,comun(20)
28x-20≥15=>28x≥35=>x≥5/4
d)2/3-12x/5<4/15
Aducem,la,numitor,comun(15)
10-36x<4=>-36x<-6=>x=1/6
e)5x/18-4/9≥2/3
Aducem,la,numitor,comun(18)
5x-6≥12=>5x≥18=>x≥18/5
f)33/18-5x/8≤8/3
Aducem,la,numitor,comun(72)
132-45x≤192=>-45x≤60=>x≤(-4/3)
