YOU SAID:

I have to pay rent on the first, I hope I have enough.

INTO JAPANESE

私は最初に家賃を払わなければなりません。

BACK INTO ENGLISH

I have to pay my rent first.

INTO JAPANESE

最初に家賃を支払わなければなりません。

BACK INTO ENGLISH

You must pay the rent first.

INTO JAPANESE

最初に家賃を支払う必要があります。

BACK INTO ENGLISH

You need to pay the rent first.

INTO JAPANESE

最初に家賃を支払う必要があります。

BACK INTO ENGLISH

You need to pay the rent first.