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Afla a,b,c stiind ca a+b+c=769, a+b=562, b+c=554

Răspuns :

769-562=207(c)
769-554=215(a)
554-207=347(b)
a+b+c=769
a+b=562
b+c=554
a
=769-554
a=115
c=769-562
c=207
b=769-115
b=654