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5x+3>5x+20 /-5x
3>20 sprzecznosć (brak rozwiazań)
2.
2x- 7/3 > -5
2x- 2 1/3> -5 /+2 1/3
2x> -2 2/3
2x> -8/3 /*1/2
x> -8/6
x> -1 2/6
3.
3(4/3 x -1)> -5
4x-3> -5 /+3
4x> -2 /:4
x> -1/2
4.
IxI>1
x>1 i x<-1
xe(-nieskoń,-1)U(1,nieskończon)
5.
Ix-1I>5
x-1>5 i x-1< -5
x>6 i x< -4
xe(-nieskoń,-4)U(6,nieskoń)