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a÷b=7'6 a+b=110 a=? b=?

Răspuns :

a:b=7 rest 6=>a=7b+6
acum inlocuim in a+b=110,in loc de a punem 7b+6
7b+6+b=110
8b+6=110
8b=110-6
8b=104
b=13
a+13=110
a=110-13
a=97.