-1=2n+4-5

Solution for -1=2n+4-5 equation:

Simplifying
-1 = 2n + 4 + -5

Reorder the terms:
-1 = 4 + -5 + 2n

Combine like terms: 4 + -5 = -1
-1 = -1 + 2n

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

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

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

Solving
0 = 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
0 + -2n = 2n + -2n
Remove the zero:
-2n = 2n + -2n

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

Divide each side by '-2'.
n = 0

Simplifying
n = 0