someone plz help me I am so confused

Hey there!
- 9 • (-7/3)
= - 9 × -7/3
= 63/3
= 21.
For better understanding :-
[tex] \tt- 9 \: \cdot \: ( \frac{ - 7}{3} ) \\ = \tt\frac{ - 9 \times - 7}{3} \\ = \tt\frac{63}{3} \\ = \boxed{ \tt \: 21}[/tex]
Note :-
Hope it helps ya!