Question 727340
Sounds like you want to solve 2n - 1 = (1/2)*2n



2n - 1 = (1/2)*2n


2n - 1 = 2n/2


2n - 1 = n


-1 = n - 2n


-1 = -n


-n = -1


n = 1


So the answer is <font color="red">n = 1</font>