n+12=2n

Solution for n+12=2n equation:

Simplifying
n + 12 = 2n

Reorder the terms:
12 + n = 2n

Solving
12 + n = 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
12 + n + -2n = 2n + -2n

Combine like terms: n + -2n = -1n
12 + -1n = 2n + -2n

Combine like terms: 2n + -2n = 0
12 + -1n = 0

Add '-12' to each side of the equation.
12 + -12 + -1n = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -1n = 0 + -12
-1n = 0 + -12

Combine like terms: 0 + -12 = -12
-1n = -12

Divide each side by '-1'.
n = 12

Simplifying
n = 12