2z=4z-4

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Solution for 2z=4z-4 equation: 


Simplifying
2z = 4z + -4

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

Solving
2z = -4 + 4z

Solving for variable 'z'.

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

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

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

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

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

Simplifying
z = 2

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