9a=13+6a-13

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Solution for 9a=13+6a-13 equation: 


Simplifying
9a = 13 + 6a + -13

Reorder the terms:
9a = 13 + -13 + 6a

Combine like terms: 13 + -13 = 0
9a = 0 + 6a
9a = 6a

Solving
9a = 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
9a + -6a = 6a + -6a

Combine like terms: 9a + -6a = 3a
3a = 6a + -6a

Combine like terms: 6a + -6a = 0
3a = 0

Divide each side by '3'.
a = 0

Simplifying
a = 0

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