n+(n+1)=57

Solution for n+(n+1)=57 equation:

Simplifying
n + (n + 1) = 57

Reorder the terms:
n + (1 + n) = 57

Remove parenthesis around (1 + n)
n + 1 + n = 57

Reorder the terms:
1 + n + n = 57

Combine like terms: n + n = 2n
1 + 2n = 57

Solving
1 + 2n = 57

Solving for variable 'n'.

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

Add '-1' to each side of the equation.
1 + -1 + 2n = 57 + -1

Combine like terms: 1 + -1 = 0
0 + 2n = 57 + -1
2n = 57 + -1

Combine like terms: 57 + -1 = 56
2n = 56

Divide each side by '2'.
n = 28

Simplifying
n = 28