Răspunsuri

2014-09-26T21:42:33+03:00
A+b+c=731
a-b=76
b:c=2
c---------
b---------|----------                =731
a---------|----------76
 egalam
731-76=655 (5 parti egale)
655:5=131(o parte); (c)
131x2=262(b)
262+76=388(A)
raspuns:a=388, b=262, c=131
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