(3n+4)+(n-1)=

Solution for (3n+4)+(n-1)= equation:

Simplifying
(3n + 4) + (n + -1) = 0

Reorder the terms:
(4 + 3n) + (n + -1) = 0

Remove parenthesis around (4 + 3n)
4 + 3n + (n + -1) = 0

Reorder the terms:
4 + 3n + (-1 + n) = 0

Remove parenthesis around (-1 + n)
4 + 3n + -1 + n = 0

Reorder the terms:
4 + -1 + 3n + n = 0

Combine like terms: 4 + -1 = 3
3 + 3n + n = 0

Combine like terms: 3n + n = 4n
3 + 4n = 0

Solving
3 + 4n = 0

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + 4n = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 4n = 0 + -3
4n = 0 + -3

Combine like terms: 0 + -3 = -3
4n = -3

Divide each side by '4'.
n = -0.75

Simplifying
n = -0.75