5(x-1) x
2 3
2x-[5(x-1)/2]≥5+x/3
2x-[5x-5]/2≥5+x/3 //*6
12x-3[5x-5]≥2x
12x-15x+15≥2x
-3x+15≥2x
-3x-2x≥-15
-5x≥-15
x≤3
x∈(-∞;3>
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2x-[5(x-1)/2]≥5+x/3
2x-[5x-5]/2≥5+x/3 //*6
12x-3[5x-5]≥2x
12x-15x+15≥2x
-3x+15≥2x
-3x-2x≥-15
-5x≥-15
x≤3
x∈(-∞;3>
licze na naj