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wojtek = x
andrzej = x - 4
x + 6 + x - 4 + 6 = 32
2x + 8 = 32 / - 8
2x = 24 / : 2
x = 12
wojtek 12 lat
andrzej 12 - 4 = 8 lat
spr. x + 6 + x - 4 + 6 = 32
12 + 6 + 12 - 4 + 6 = 30 - 4 + 6 = 26 + 6 = 32
odp: obecnie wojtek ma 12 lat a andrzej 8 lat
pozdrawiam :)