3z-18=3

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Solution for 3z-18=3 equation: 


Simplifying
3z + -18 = 3

Reorder the terms:
-18 + 3z = 3

Solving
-18 + 3z = 3

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 = 3 + 18

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

Combine like terms: 3 + 18 = 21
3z = 21

Divide each side by '3'.
z = 7

Simplifying
z = 7

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