YOU SAID:

im going to meet my mother and mother in law

INTO JAPANESE

私は母と義理の母に会うつもりです

BACK INTO ENGLISH

I'm going to see my mother and my mother-in-law.

INTO JAPANESE

私は母と義母に会いに行くつもりです。

BACK INTO ENGLISH

I am going to see my mother and my mother-in-law.

INTO JAPANESE

私は母と義母に会いに行くつもりです。

BACK INTO ENGLISH

I am going to see my mother and my mother-in-law.