n-3=2n

Solution for n-3=2n equation:

Simplifying
n + -3 = 2n

Reorder the terms:
-3 + n = 2n

Solving
-3 + 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.
-3 + n + -2n = 2n + -2n

Combine like terms: n + -2n = -1n
-3 + -1n = 2n + -2n

Combine like terms: 2n + -2n = 0
-3 + -1n = 0

Add '3' to each side of the equation.
-3 + 3 + -1n = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -1n = 0 + 3
-1n = 0 + 3

Combine like terms: 0 + 3 = 3
-1n = 3

Divide each side by '-1'.
n = -3

Simplifying
n = -3