8z-4z=z-2+z

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Solution for 8z-4z=z-2+z equation:


Simplifying
8z + -4z = z + -2 + z

Combine like terms: 8z + -4z = 4z
4z = z + -2 + z

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

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

Solving
4z = -2 + 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 = -2 + 2z + -2z

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

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

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

Simplifying
z = -1

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