prosze o rozwiazanie wszystkich tych zadan z zalacznika. potrzebne na poniedzialek. daje naj...:)
9 a 41,42,43
b 146, 147, 148
10 x + 2x +3x = 102
6x = 102 /:6
x = 17
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9 a 41,42,43
b 146, 147, 148
10 x + 2x +3x = 102
6x = 102 /:6
x = 17