Răspuns :

Dennismaximid
a-b=55
a/b=7r7
a=7b+7
7b+7-b=55
6b=55-7
6b=48
b=48/6
b=8


a=8x7+7
a=56+7
a=63
Gocanoanaid
a-b=55 a:b=7 r 7 a=7b+7 7b+7-b=55 6b=48 b=8 a=63

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