a(2)=12

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Solution for a(2)=12 equation: 


Simplifying
a(2) = 12

Reorder the terms for easier multiplication:
2a = 12

Solving
2a = 12

Solving for variable 'a'.

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

Divide each side by '2'.
a = 6

Simplifying
a = 6

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