Can someone actually answer this unlike the last guy, please?

Answer:
[tex](4) \frac{n}{2} +m^{2} -17=2n+m^{2} -17[/tex]
Step-by-step explanation:
Step one: Remove Parenthesis
[tex]4*\frac{n}{2} =2n[/tex]
Step two: Add the rest back
[tex]=2n+m^{2} -17[/tex]
If there is something I missed please fill it in again sorry if I'm wrong.