12-2a=6

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Solution for 12-2a=6 equation: 


Simplifying
12 + -2a = 6

Solving
12 + -2a = 6

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 + -2a = 6 + -12

Combine like terms: 12 + -12 = 0
0 + -2a = 6 + -12
-2a = 6 + -12

Combine like terms: 6 + -12 = -6
-2a = -6

Divide each side by '-2'.
a = 3

Simplifying
a = 3

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