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a) 6x≥27-3
6x≥24 /:6
x≤4
b) -6x>10-4
-6x>6 /:(-6)
x<-1
c) -x<12-7
-x<5 / :(-1)
x>-5
d) -2x≥-5+9
-2x≥4 /:(-2)
x≤-2
e) -8x≤7,5+1/2
-8x≤8/ : (-8)
x≥-1
zad2
a) 8x-3x<14+6
5x<20/:5
x>4
b) 12x-9x>-1-11
3x>-12/:3
x<-4
c) -7x-3x≤16-6
-10x≤10/:(-10)
x≥-1
d) -x-18x≥48-10
-19x≥38/:(-19)
x≤-2
6x≥24/:6
x≥4