4a+6b+3+9a+2b=

Solution for 4a+6b+3+9a+2b= equation:

Simplifying
4a + 6b + 3 + 9a + 2b = 0

Reorder the terms:
3 + 4a + 9a + 6b + 2b = 0

Combine like terms: 4a + 9a = 13a
3 + 13a + 6b + 2b = 0

Combine like terms: 6b + 2b = 8b
3 + 13a + 8b = 0

Solving
3 + 13a + 8b = 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 + 13a + -3 + 8b = 0 + -3

Reorder the terms:
3 + -3 + 13a + 8b = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 13a + 8b = 0 + -3
13a + 8b = 0 + -3

Combine like terms: 0 + -3 = -3
13a + 8b = -3

Add '-8b' to each side of the equation.
13a + 8b + -8b = -3 + -8b

Combine like terms: 8b + -8b = 0
13a + 0 = -3 + -8b
13a = -3 + -8b

Divide each side by '13'.
a = -0.2307692308 + -0.6153846154b

Simplifying
a = -0.2307692308 + -0.6153846154b