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1. jezeli -5x+7/x-2>0
-5x+7/x-2=5
(mianownik wiekszy od zera)x>2
-5x+7 = 5x-10
-10x=-17
x=17/10 x!>2
2. jezeli -5x+7/x-2<0
5x-7/-x+2 = 5
(mianownik wiekszy od zera)x<2
5x-7=-5x+10
10x=17
x=17/10 x<2
odp: x=17/10