-3(z-3)=18

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Solution for -3(z-3)=18 equation: 


Simplifying
-3(z + -3) = 18

Reorder the terms:
-3(-3 + z) = 18
(-3 * -3 + z * -3) = 18
(9 + -3z) = 18

Solving
9 + -3z = 18

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + -3z = 18 + -9

Combine like terms: 9 + -9 = 0
0 + -3z = 18 + -9
-3z = 18 + -9

Combine like terms: 18 + -9 = 9
-3z = 9

Divide each side by '-3'.
z = -3

Simplifying
z = -3

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