3a=9-3a

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Solution for 3a=9-3a equation: 


Simplifying
3a = 9 + -3a

Solving
3a = 9 + -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
3a + 3a = 9 + -3a + 3a

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

Combine like terms: -3a + 3a = 0
6a = 9 + 0
6a = 9

Divide each side by '6'.
a = 1.5

Simplifying
a = 1.5

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