Odpowiedzi

2010-03-23T21:32:37+01:00
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
4 2 4