zad 4
-8+4x-6x ≥ 1
-2x ≥ - 9
x ≤ 9/2 = 4,5
x∈(-∞; 4,5)
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-8+4x-6x ≥ 1
-2x ≥ - 9
x ≤ 9/2 = 4,5
x∈(-∞; 4,5)