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a) x<-10
b)x>0
c)x≥150
d)x≤200
Zad.5
a)
n+3<33
n<30
b)
3x+2<5x
2x>2 /:2
x>1
c)
⅔x≥8 /:⅔
x≥12
d)
12p+90≤650
12p≤560
p≤46.6