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xy - nowa liczba [10x+y]
100x+10y+6=204+10x+y
90x+9y=198
10x+y=22
Odp. Ta liczba to 22.
10x +y - nowa liczba
100x + 10y + 6 = 204 + 10x + y
90x + 9y = 198
10x + y = 22
Ta liczba to 22