Question

3(×-2) - 7×-1/2 <2×-4/3

Answer 1

Vamos lá:

3(x-2) - 7x -1/2 < 2x -4/3
3x -6 -7x -1/2 < 2x - 4/3

M.M.C = 6

18x/6 -36/6 -42x/6 -3/6< 12x/6 -8/6

18x -36 -42x -3 < 12x -8
18x-12x-42x < 36 + 3-8
-36x < 31

x < 31/-36

{XER tal que X < 31/-36}

Bons Estudos!!!