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x+xX2+(xX2+12) = 92/-12
x+2x+2x=80
5x=80/:5
x=16
ODP: 1 liczba to 16, druga 32, a 3 to 44
5x=92-12
5x=80
x=16
x=16
2x=32
2x+12=44
x+2x+2x+12=92
5x=92-12
5x=80/5
x=16
odp. 16,32,44