z-4z=9z-1-z

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Solution for z-4z=9z-1-z equation:


Simplifying
z + -4z = 9z + -1 + -1z

Combine like terms: z + -4z = -3z
-3z = 9z + -1 + -1z

Reorder the terms:
-3z = -1 + 9z + -1z

Combine like terms: 9z + -1z = 8z
-3z = -1 + 8z

Solving
-3z = -1 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
-3z + -8z = -1 + 8z + -8z

Combine like terms: -3z + -8z = -11z
-11z = -1 + 8z + -8z

Combine like terms: 8z + -8z = 0
-11z = -1 + 0
-11z = -1

Divide each side by '-11'.
z = 0.09090909091

Simplifying
z = 0.09090909091

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