Răspuns:
A:
-1 - 1/3<2x<2-1/3
(-1-1/3)÷2<x<(2-1/3)÷2
(-3÷3-1÷3)÷2<x< (6÷3-1÷3) ÷2
-4÷3÷2<x<x5÷3÷2 rezulta -4÷3 × 1÷2<x<5÷3×1÷2
-2÷3<x<5÷6
B:
-2<=2x-3/4<=2
-2+3/4<=2x<=2+3/4
-8÷4+3÷4<=2x<=8÷4+3÷4
-5÷4<=2x<=11÷4
-5÷4×2÷1<=x<=11÷4×1÷2
-5÷8<=x<= 11÷8
succes!