(n-9)*6=12

Solution for (n-9)*6=12 equation:

Simplifying
(n + -9) * 6 = 12

Reorder the terms:
(-9 + n) * 6 = 12

Reorder the terms for easier multiplication:
6(-9 + n) = 12
(-9 * 6 + n * 6) = 12
(-54 + 6n) = 12

Solving
-54 + 6n = 12

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '54' to each side of the equation.
-54 + 54 + 6n = 12 + 54

Combine like terms: -54 + 54 = 0
0 + 6n = 12 + 54
6n = 12 + 54

Combine like terms: 12 + 54 = 66
6n = 66

Divide each side by '6'.
n = 11

Simplifying
n = 11