2z-2=-4

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Solution for 2z-2=-4 equation: 


Simplifying
2z + -2 = -4

Reorder the terms:
-2 + 2z = -4

Solving
-2 + 2z = -4

Solving for variable 'z'.

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

Add '2' to each side of the equation.
-2 + 2 + 2z = -4 + 2

Combine like terms: -2 + 2 = 0
0 + 2z = -4 + 2
2z = -4 + 2

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

Divide each side by '2'.
z = -1

Simplifying
z = -1

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