(-x-1)(-13)=

Solution for (-x-1)(-13)= equation:

Simplifying
(-1x + -1)(-13) = 0

Reorder the terms:
(-1 + -1x)(-13) = 0

Reorder the terms for easier multiplication:
-13(-1 + -1x) = 0
(-1 * -13 + -1x * -13) = 0
(13 + 13x) = 0

Solving
13 + 13x = 0

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 13x = 0 + -13

Combine like terms: 13 + -13 = 0
0 + 13x = 0 + -13
13x = 0 + -13

Combine like terms: 0 + -13 = -13
13x = -13

Divide each side by '13'.
x = -1

Simplifying
x = -1