z-4z=7z-2-z

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Solution for z-4z=7z-2-z equation:


Simplifying
z + -4z = 7z + -2 + -1z

Combine like terms: z + -4z = -3z
-3z = 7z + -2 + -1z

Reorder the terms:
-3z = -2 + 7z + -1z

Combine like terms: 7z + -1z = 6z
-3z = -2 + 6z

Solving
-3z = -2 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
-3z + -6z = -2 + 6z + -6z

Combine like terms: -3z + -6z = -9z
-9z = -2 + 6z + -6z

Combine like terms: 6z + -6z = 0
-9z = -2 + 0
-9z = -2

Divide each side by '-9'.
z = 0.2222222222

Simplifying
z = 0.2222222222

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