Answer :

tqiu

Answer:

iii. [tex](2x-9)+5t[/tex]

iv. [tex](2x-9+5t)-\frac{2}{5}n^3[/tex]

v. [tex]\frac{(2x-9+5t)-\frac{2}{5}n^3}2[/tex]

Therefore the answer is U.

I really hope this helped you.

Other Questions