Odpowiedź:
x - waga Olka
x - 6 - waga Janka
x + x - 6 = 96
x + x = 96 + 6
2x = 102 II:2
x = 51
x - 6 = 51 - 6 = 45
Odp.: Olek waży 51 kg.
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Odpowiedź:
x - waga Olka
x - 6 - waga Janka
x + x - 6 = 96
x + x = 96 + 6
2x = 102 II:2
x = 51
x - 6 = 51 - 6 = 45
Odp.: Olek waży 51 kg.