3z-6=-12

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Solution for 3z-6=-12 equation: 


Simplifying
3z + -6 = -12

Reorder the terms:
-6 + 3z = -12

Solving
-6 + 3z = -12

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + 3z = -12 + 6

Combine like terms: -6 + 6 = 0
0 + 3z = -12 + 6
3z = -12 + 6

Combine like terms: -12 + 6 = -6
3z = -6

Divide each side by '3'.
z = -2

Simplifying
z = -2

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