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n+82945-19686=540094


Răspuns :

N+63.259=540.094
N=540.094-63.259
N=476.835
476.835+82.945-19.686=540.094
e  simplu.
N+82945-19686=540094
N=540094-(82945-19686)
N=476835
476835+82945-19686=540094
R:476835