2(-3z-3)=30

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Solution for 2(-3z-3)=30 equation: 


Simplifying
2(-3z + -3) = 30

Reorder the terms:
2(-3 + -3z) = 30
(-3 * 2 + -3z * 2) = 30
(-6 + -6z) = 30

Solving
-6 + -6z = 30

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + -6z = 30 + 6

Combine like terms: -6 + 6 = 0
0 + -6z = 30 + 6
-6z = 30 + 6

Combine like terms: 30 + 6 = 36
-6z = 36

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

Simplifying
z = -6

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