determined, decided, settled, resolved
Isso era coisa resolvida.
That was a done deal.
— Última Parada 174 (2008)
Raimunda, tu num dissesse a ele que eu estava resolvida?
Raimunda, didn't you tell him that I was resolved?
— Que Horas Ela Volta? (2015)
Eu sou resolvida.
I'm a decisive person.
— Elena (2011)
Mas eu cada vez estou menos resolvida a arranjar um padrasto para a minha filha.
But I'm becoming less and less determined to find a stepfather for my daughter.
— O Pátio das Cantigas (1942)