How do u do these questions

Question

6-4n=8-2n
and
1/2-n=1

Answer 1

6 - 3n = 8 - 2n

Move all terms containing n to one side
6 - 3n + 3n = 8 - 2n + 3n
6 = 8 + n

6 - 8 = 8 - 8 + n
-2 = n