-2z-8=-12

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Solution for -2z-8=-12 equation: 


Simplifying
-2z + -8 = -12

Reorder the terms:
-8 + -2z = -12

Solving
-8 + -2z = -12

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + -2z = -12 + 8

Combine like terms: -8 + 8 = 0
0 + -2z = -12 + 8
-2z = -12 + 8

Combine like terms: -12 + 8 = -4
-2z = -4

Divide each side by '-2'.
z = 2

Simplifying
z = 2

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