Question

2n+5-n evaluate the expression for n=3.

Answer 1

2n+5-n
2(3)+5-(3)
6+2=
8
Your answer is 8.
Hope this helps! :D

Answer 2

2n+5-n
=2(3) +5- 3
= 6 + 5 - 3
= 8

hope it helps