YOU SAID:

This right here is how you do the thing.

INTO JAPANESE

これはあなたがそのことをどうやって行うのかです。

BACK INTO ENGLISH

This is how you do that.

INTO JAPANESE

どうやって　やるんだ？

BACK INTO ENGLISH

How you do that?

INTO JAPANESE

どうやって　やるんだ？

BACK INTO ENGLISH

How you do that?