-9z-18=-27

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Solution for -9z-18=-27 equation: 


Simplifying
-9z + -18 = -27

Reorder the terms:
-18 + -9z = -27

Solving
-18 + -9z = -27

Solving for variable 'z'.

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

Add '18' to each side of the equation.
-18 + 18 + -9z = -27 + 18

Combine like terms: -18 + 18 = 0
0 + -9z = -27 + 18
-9z = -27 + 18

Combine like terms: -27 + 18 = -9
-9z = -9

Divide each side by '-9'.
z = 1

Simplifying
z = 1

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