Answer:
5n+13x+2
Step-by-step explanation:
simplify
−3−4n+9n+6x+7x+5
=−3+−4n+9n+6x+7x+5
Combine Like Terms:
=(−4n+9n)+(6x+7x)+(−3+5)
=5n+13x+2
the answer is 5n+13x+2
just trust the answer