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cum rezolv exercitiul : [(b-8000):50+900]:250=4




Răspuns :

[(b-8000):50+900]=4x250
(b-8000):50=1000-900
b-8000=100x50
b=5000+8000
b=13000
Rezolvare:
 [(b-8000):50+900]=4x250
(b-8000):50=1000-900
b-8000=100x50
b=5000+8000
b=13000
Daca te-am ajutat pune multumesc.