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____ ≥ x - 20 /*2
2
6+x ≥ 2x-40
x-2x ≥ -40-6
x≥-46
136 liczb
3(1-x) < 3 - x
_____
4
3-3x < 3 - x /*4
_____
4
3-3x <12 -4x
-3x +4x < 12 -3
x < 9
10 jest najmniejsza