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dau cel mai inteligent raspuns! aflati numarul natural x astfel incat : (123x-1278):149=36 

Răspuns :

(123X-1278):149=36
123X-1278=36.149
123X-1278=5364
123X=5364+1278
123X=6642
X=6642:123
X=54

(123x-1278):149=36/x149
123x-1278=5364/+1278
123x=6642/:123
x=54