-3(z+3)=9

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Solution for -3(z+3)=9 equation: 


Simplifying
-3(z + 3) = 9

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

Solving
-9 + -3z = 9

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 = 9 + 9

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

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

Divide each side by '-3'.
z = -6

Simplifying
z = -6

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