-2a=8-12

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Solution for -2a=8-12 equation: 


Simplifying
-2a = 8 + -12

Combine like terms: 8 + -12 = -4
-2a = -4

Solving
-2a = -4

Solving for variable 'a'.

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

Divide each side by '-2'.
a = 2

Simplifying
a = 2

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