Question

Simplify.

4n + 12 + 7n

16n + 7
23n
11n + 12
4n + 19

Answer 1

4n + 12 + 7n......
==> 11n + 12 is your answer

I hope this helps ≧ω≦
Sorry if wrong ^ω^

Answer 2

4n + 12 + 7n

To simplify this expression, combine like terms.

The like terms are 4n and 7n, so add them together.

11n + 12 is your answer.