a=2(5a+a*9)+9

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Solution for a=2(5a+a*9)+9 equation: 


Simplifying
a = 2(5a + a * 9) + 9

Reorder the terms for easier multiplication:
a = 2(5a + 9a) + 9

Combine like terms: 5a + 9a = 14a
a = 2(14a) + 9

Remove parenthesis around (14a)
a = 2 * 14a + 9

Multiply 2 * 14
a = 28a + 9

Reorder the terms:
a = 9 + 28a

Solving
a = 9 + 28a

Solving for variable 'a'.

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

Add '-28a' to each side of the equation.
a + -28a = 9 + 28a + -28a

Combine like terms: a + -28a = -27a
-27a = 9 + 28a + -28a

Combine like terms: 28a + -28a = 0
-27a = 9 + 0
-27a = 9

Divide each side by '-27'.
a = -0.3333333333

Simplifying
a = -0.3333333333

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