-12-8a-4a=-3

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Solution for -12-8a-4a=-3 equation: 


Simplifying
-12 + -8a + -4a = -3

Combine like terms: -8a + -4a = -12a
-12 + -12a = -3

Solving
-12 + -12a = -3

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 12 + -12a = -3 + 12

Combine like terms: -12 + 12 = 0
0 + -12a = -3 + 12
-12a = -3 + 12

Combine like terms: -3 + 12 = 9
-12a = 9

Divide each side by '-12'.
a = -0.75

Simplifying
a = -0.75

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