4a+(9a+3)=

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Solution for 4a+(9a+3)= equation:


Simplifying
4a + (9a + 3) = 0

Reorder the terms:
4a + (3 + 9a) = 0

Remove parenthesis around (3 + 9a)
4a + 3 + 9a = 0

Reorder the terms:
3 + 4a + 9a = 0

Combine like terms: 4a + 9a = 13a
3 + 13a = 0

Solving
3 + 13a = 0

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 13a = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 13a = 0 + -3
13a = 0 + -3

Combine like terms: 0 + -3 = -3
13a = -3

Divide each side by '13'.
a = -0.2307692308

Simplifying
a = -0.2307692308

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