n-2 = (10n+4)/2
1st reduce to same denominator:2.(n-2)/2 = (10n+4)/2
2nd multiply both sides by 2 and simplify:
(n-2) = (10n+4) → n-2 = 10n + 4
3rd Transpose :
n - 10n = 4 + 2
4rth Solve for n:
-9n = 6 or 9n = -6 and n = -6/9 . Simplify by 3: n = -2/3