Răspunsuri

2014-02-27T15:02:27+02:00
I----------I  a
I----------I----------I   b=2a
I----------I----------I___+36___I   c=b+36=2a+36
a+b+c=246
a+2a+2a+36=246    5a=246-36   5a=210   a=210:5   a=42   b=2a  b=2 x 42  b=84
c=b+36  c= 84+36   c=120
verificare 42+84+120=246