Răspunsuri

2014-08-19T18:51:36+03:00
Fie a,b,c nr naturale cautate 

a+b = 38 
b+c = 36
a+c = 44
_____________________-   [ se aduna cele 3 relatii ]

a+b+b+c+a+c=38+36+44
2a+2b+2c=118 | : 2 
a+b+c = 59
38+c = 59 
c = 59-38
c = 21.
b+21=36  ⇒ b = 36-21 ⇒ b = 15.

a+ 15=38 ⇒ a = 38-15 ⇒a =  23 . 



2014-08-19T19:12:52+03:00