Current hypothesis (still possible) ("Se" + Pretérito Imperfeito Do Subjuntivo)

Question 1

If he was more responsible, he wouldn’t lose his job

Answer 1

Se ele fosse mais responsável, não perderia o emprego

Question 2

If he studied more, he would pass the exam. (Still possible situation)

Answer 2

Se ele estudasse mais, passaria na prova.
If he studied more, he would pass the exam.

Question 3

If we had more money, we would travel to Brazil (Still possible situation)

Answer 3

Se tivéssemos mais dinheiro, viajaríamos para o Brasil.

Question 4

If I were you, I would talk to him now. (Still possible action)

Answer 4

Se eu fosse você, falaria com ele agora.

Question 5

If she tried one more time, she would succeed (Still possible action)

Answer 5

Se ela tentasse mais uma vez, conseguiria.

Question 6

I wouldn’t even take it into consideration if I wasn’t so underpaid and didn’t need money to pay off the student loan.

Answer 6

EU nem levaria isso em consideração se eu não fosse tão mal pago e não precisasse de dinheiro para pagar o empréstimo estudantil.