3z-18=11

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Solution for 3z-18=11 equation: 


Simplifying
3z + -18 = 11

Reorder the terms:
-18 + 3z = 11

Solving
-18 + 3z = 11

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 + 3z = 11 + 18

Combine like terms: -18 + 18 = 0
0 + 3z = 11 + 18
3z = 11 + 18

Combine like terms: 11 + 18 = 29
3z = 29

Divide each side by '3'.
z = 9.666666667

Simplifying
z = 9.666666667

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