Two questions 1; what does 2n mean? 2:By accident I posted my question as an answer can you tell me a way to delete it. Please make sure that Ms.Sue answers this thank you.

Answer 1

n is your input number
2 n is twice your input number

Answer 2

So that technically that means that 2n means x2

Answer 3

yes 2 n means n times 2
same as
2(n)
or
2 * n
or
2 x n