2(n-(-1))=-1

Solution for 2(n-(-1))=-1 equation:

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

Multiply -1 * -1
2(n + 1) = -1

Reorder the terms:
2(1 + n) = -1
(1 * 2 + n * 2) = -1
(2 + 2n) = -1

Solving
2 + 2n = -1

Solving for variable 'n'.

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

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

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

Combine like terms: -1 + -2 = -3
2n = -3

Divide each side by '2'.
n = -1.5

Simplifying
n = -1.5