(n-1)+n+(n+1)=-36

Solution for (n-1)+n+(n+1)=-36 equation:

Simplifying
(n + -1) + n + (n + 1) = -36

Reorder the terms:
(-1 + n) + n + (n + 1) = -36

Remove parenthesis around (-1 + n)
-1 + n + n + (n + 1) = -36

Reorder the terms:
-1 + n + n + (1 + n) = -36

Remove parenthesis around (1 + n)
-1 + n + n + 1 + n = -36

Reorder the terms:
-1 + 1 + n + n + n = -36

Combine like terms: -1 + 1 = 0
0 + n + n + n = -36
n + n + n = -36

Combine like terms: n + n = 2n
2n + n = -36

Combine like terms: 2n + n = 3n
3n = -36

Solving
3n = -36

Solving for variable 'n'.

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

Divide each side by '3'.
n = -12

Simplifying
n = -12