4-z-2-z=z

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


Simplifying
4 + -1z + -2 + -1z = z

Reorder the terms:
4 + -2 + -1z + -1z = z

Combine like terms: 4 + -2 = 2
2 + -1z + -1z = z

Combine like terms: -1z + -1z = -2z
2 + -2z = z

Solving
2 + -2z = z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
2 + -2z + -1z = z + -1z

Combine like terms: -2z + -1z = -3z
2 + -3z = z + -1z

Combine like terms: z + -1z = 0
2 + -3z = 0

Add '-2' to each side of the equation.
2 + -2 + -3z = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -3z = 0 + -2
-3z = 0 + -2

Combine like terms: 0 + -2 = -2
-3z = -2

Divide each side by '-3'.
z = 0.6666666667

Simplifying
z = 0.6666666667

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