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Chiricamihaela3
a fost răspuns

Aflati numarul natural X, astfel incat (123X-1278) :149=36

Răspuns :

Chiricaandreea7
( 123x - 1278 ) : 149 = 36
123x - 1276 = 36 x 149 
123x - 1278 = 5634
123x = 1278 + 5634
123x = 6642
x = 6642 : 123
x =  54
( 123x - 1278 ) : 149 = 36
123x - 1278 = 5634
123x = 1278 + 5634
123x = 6642
x = 6642 : 123
x =  54 
verificare:
(12354-1278):149=36