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Raspunsul la urmatoarea problema b:45-612:6-864:8=406

Răspuns :

b:45-612:6-864:8=406
b:45-102-108=406 /+108
b:45-102=514 /+102
b:45=616 /×45
b=27.720
b : 45-102-108=406
b:45-102=406+108
b:45-102=514
b:45=616
b=616*45
b=27720