3n+3(1-n)-n=3

Solution for 3n+3(1-n)-n=3 equation:

Simplifying
3n + 3(1 + -1n) + -1n = 3
3n + (1 * 3 + -1n * 3) + -1n = 3
3n + (3 + -3n) + -1n = 3

Reorder the terms:
3 + 3n + -3n + -1n = 3

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

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

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

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

Solving
-1n = 0

Solving for variable 'n'.

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

Divide each side by '-1'.
n = 0

Simplifying
n = 0