Question #5f646

1 Answer
Nov 19, 2017

#2n+1/2#

Explanation:

The number is represented by #n#.

Twice a number is simply #2n#.

And one-half more is #+1/2#.

So putting the pieces together, you get:

#2n+1/2#

Let's look at an example. Say that number is #4#, so this is what we get:

#2*4+1/2=8.5#

Hope this helped (c: