a-13a=6

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Solution for a-13a=6 equation: 


Simplifying
a + -13a = 6

Combine like terms: a + -13a = -12a
-12a = 6

Solving
-12a = 6

Solving for variable 'a'.

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

Divide each side by '-12'.
a = -0.5

Simplifying
a = -0.5

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