Question

Which expressions represent the "the sum of 3 and n"?

​Select all that apply.
A. 3n
B .n+3
C .3+n
D .n+n+n
E .n^3

Answer 1

It would be C, but as this is probably a practice test it would be 3 + n.

Answer 2

C

Explanation:

The answer would be C, yet if this was for homework or a test, you would write it out as "3 + n".