9z-27=-81+3z

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Solution for 9z-27=-81+3z equation:


Simplifying
9z + -27 = -81 + 3z

Reorder the terms:
-27 + 9z = -81 + 3z

Solving
-27 + 9z = -81 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-27 + 9z + -3z = -81 + 3z + -3z

Combine like terms: 9z + -3z = 6z
-27 + 6z = -81 + 3z + -3z

Combine like terms: 3z + -3z = 0
-27 + 6z = -81 + 0
-27 + 6z = -81

Add '27' to each side of the equation.
-27 + 27 + 6z = -81 + 27

Combine like terms: -27 + 27 = 0
0 + 6z = -81 + 27
6z = -81 + 27

Combine like terms: -81 + 27 = -54
6z = -54

Divide each side by '6'.
z = -9

Simplifying
z = -9

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