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a+b+c=648 a+b=327 b+c=525 a,b,c=?

Răspuns :

648-327=321 (c) 525-321=204 (b) 327-204=123 (a) verificare:321+204+123=648

a+b+c=648
c=648-327
c= 321

b=525-321
b= 204

a=327-204
a= 123

V=123+204+321=
= 327+321=
= 648