-x-4=-16

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Solution for -x-4=-16 equation: 


Simplifying
-1x + -4 = -16

Reorder the terms:
-4 + -1x = -16

Solving
-4 + -1x = -16

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -1x = -16 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = -16 + 4
-1x = -16 + 4

Combine like terms: -16 + 4 = -12
-1x = -12

Divide each side by '-1'.
x = 12

Simplifying
x = 12

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