N+2n+(6+n)=26

Solution for N+2n+(6+n)=26 equation:

Simplifying
N + 2n + (6 + n) = 26

Remove parenthesis around (6 + n)
N + 2n + 6 + n = 26

Reorder the terms:
6 + N + 2n + n = 26

Combine like terms: 2n + n = 3n
6 + N + 3n = 26

Solving
6 + N + 3n = 26

Solving for variable 'N'.

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

Add '-6' to each side of the equation.
6 + N + -6 + 3n = 26 + -6

Reorder the terms:
6 + -6 + N + 3n = 26 + -6

Combine like terms: 6 + -6 = 0
0 + N + 3n = 26 + -6
N + 3n = 26 + -6

Combine like terms: 26 + -6 = 20
N + 3n = 20

Add '-3n' to each side of the equation.
N + 3n + -3n = 20 + -3n

Combine like terms: 3n + -3n = 0
N + 0 = 20 + -3n
N = 20 + -3n

Simplifying
N = 20 + -3n