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Garfildes
a fost răspuns

aflati nr nat x,astfel incat :
(123x-1278):149=36 

Răspuns :

123x-1278=36x149
123x=5364+1278
123x= 6642
x=6642:123
x=54
Anne145
123x-1278=36*149
123x-1278=5364
123x=5364+1278
123x=6642
x=6642:123
x=54

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