a+b=38
b+c=40
a+c=32 a+b+c=55
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Inlocuim a+b in a+b+c => 38+c=55
c=55-38
=17
b+17=40 a+17=32
b=40-17 a=32-17
b=23 a=15
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R: a=15 b=23 c=17
(Pls Coronita imi trebuie ftt multt!!)