szukane: x
dane:
x+25%x+10%x=54x+0,25x+0,1x=541,35x=54|:1,35x=40
x=40
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szukane: x
dane:
x+25%x+10%x=54x+0,25x+0,1x=541,35x=54|:1,35x=40
x=40