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2014-11-07T11:01:48+02:00
A+b=32
a:b=5(r2)=>a=5b+2
b=?
inlocuim:
5b+2+b=32
6b+2=32
6b=32-2=30
b=30:6
b=5
a=5x5+2
a=25+2
a=27
verificare:
27:5=5(r2)

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