6+9a+6a=

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


Simplifying
6 + 9a + 6a = 0

Combine like terms: 9a + 6a = 15a
6 + 15a = 0

Solving
6 + 15a = 0

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + 15a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 15a = 0 + -6
15a = 0 + -6

Combine like terms: 0 + -6 = -6
15a = -6

Divide each side by '15'.
a = -0.4

Simplifying
a = -0.4

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