2a=a+12

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Solution for 2a=a+12 equation: 


Simplifying
2a = a + 12

Reorder the terms:
2a = 12 + a

Solving
2a = 12 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
2a + -1a = 12 + a + -1a

Combine like terms: 2a + -1a = 1a
1a = 12 + a + -1a

Combine like terms: a + -1a = 0
1a = 12 + 0
1a = 12

Divide each side by '1'.
a = 12

Simplifying
a = 12

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