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2014-01-19T12:18:48+02:00
(528-179):(7+a)= 7 rest 6
349:(7+a)=7 rest 6
Aplici formula : deimpartit = impartitor x cat + rest
349 = (7+a) x 7 + 6
(7+a)x7 = 349 - 6
( 7+a)x7 = 343
(7+a)=349:7
7+a = 49
a= 49:7
a=7
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