Question

Rezolvarea inecuatiei 3 (x-1)<2

Answer 1

3(×-1)<2
3×-3<2
3×<2+3
3×<5
×<5/3

Answer 2

x-1<3×2=
x-1<6=
x<6+1=
x<7=
x€{1, 2, 3, 4, 5, 6, 7}