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Afla valoriile a:b=3(r 16) b:c=7 a+b+c=30.640

Răspuns :

a=3b+16
b=7c
a=21c+16

a+b+c=21c+16+7c+c=29c+16
29c=30624
c=1056
b=7•1056=7392
a=3•7392+16=22192