Question

1-2 (x-1)<2 Me ajudem

Answer 1

1-2x-2<2
-2x=2+2-1
-2x=3
x=-3/2

Answer 2

vejamos... -1+2/x= -1/2

2/x = -1/2 + 1

2/x = 1/2

multiplica "cruzado"

x * 1 = 2*2

x=4