1/3(x-1/2)-5x-1/2

1/3(x-1/2) - 5x-1/2 ≤ x-2/3(x+1) 1/3x-1/6-5x-1/2≤x-2/3x-2/3 -6x+x≤-2/3+1+1/6 -5x≤-2/3+7/6 -5x≤3/6 -5x≤1/2 /:(-5) x≥-1/10 x≥-0,1