Răspunsuri

2014-11-12T15:15:52+02:00
A+12+a+9+a+13=82
a+12+a+9+a+13=82
3a+34=82
3a=48
a=48/3=16
 un copil are 16+12=28 de nuci
al doilea 16+9=25 de nuci
al treilea 16+13=29 de nuci




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