1.Rozwiaz nierownosc
2.Wymien 6 armii ktore braly udzial w 2 wojnie swiatowej
(5 - x) / 3 < 4x + 7 /*3
5 - x < 12x + 21
-x - 12x < 21 - 5
-13x < 16
x > -16/13
x > - 1 i 3/13
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(5 - x) / 3 < 4x + 7 /*3
5 - x < 12x + 21
-x - 12x < 21 - 5
-13x < 16
x > -16/13
x > - 1 i 3/13