12(a+3)=

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Solution for 12(a+3)= equation: 


Simplifying
12(a + 3) = 0

Reorder the terms:
12(3 + a) = 0
(3 * 12 + a * 12) = 0
(36 + 12a) = 0

Solving
36 + 12a = 0

Solving for variable 'a'.

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

Add '-36' to each side of the equation.
36 + -36 + 12a = 0 + -36

Combine like terms: 36 + -36 = 0
0 + 12a = 0 + -36
12a = 0 + -36

Combine like terms: 0 + -36 = -36
12a = -36

Divide each side by '12'.
a = -3

Simplifying
a = -3

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