-12-2(3a-3)=0

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Solution for -12-2(3a-3)=0 equation:


Simplifying
-12 + -2(3a + -3) = 0

Reorder the terms:
-12 + -2(-3 + 3a) = 0
-12 + (-3 * -2 + 3a * -2) = 0
-12 + (6 + -6a) = 0

Combine like terms: -12 + 6 = -6
-6 + -6a = 0

Solving
-6 + -6a = 0

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 6 + -6a = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -6a = 0 + 6
-6a = 0 + 6

Combine like terms: 0 + 6 = 6
-6a = 6

Divide each side by '-6'.
a = -1

Simplifying
a = -1

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