4z-4=2z-4

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Solution for 4z-4=2z-4 equation:


Simplifying
4z + -4 = 2z + -4

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

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

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

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

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

Solving
4z = 2z

Solving for variable 'z'.

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

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

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

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

Divide each side by '2'.
z = 0

Simplifying
z = 0

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