12a=4a-4

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Solution for 12a=4a-4 equation: 


Simplifying
12a = 4a + -4

Reorder the terms:
12a = -4 + 4a

Solving
12a = -4 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
12a + -4a = -4 + 4a + -4a

Combine like terms: 12a + -4a = 8a
8a = -4 + 4a + -4a

Combine like terms: 4a + -4a = 0
8a = -4 + 0
8a = -4

Divide each side by '8'.
a = -0.5

Simplifying
a = -0.5

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