n-2=10n+4/2
We move all terms to the left:
n-2-(10n+4/2)=0
We add all the numbers together, and all the variables
n-(10n+2)-2=0
We get rid of parentheses
n-10n-2-2=0
We add all the numbers together, and all the variables
-9n-4=0
We move all terms containing n to the left, all other terms to the right
-9n=4
n=4/-9
n=-4/9
