Răspunsuri

2014-02-18T19:45:27+02:00
X nuci are Ana
24-x nuci are bianca
Dupa ce Ana da 3 nuci Biancai, Ana are x-3 nuci
                                                   Bianca are 27-x nuci
Deci (x-3)·5=27-x
5x-15=27-x
6x=42
x=7 nuci - Ana
24-7=14 nuci - Bianca
16 3 16