2(4a+6-3)+6a=-64

Solution for 2(4a+6-3)+6a=-64 equation:

Simplifying
2(4a + 6 + -3) + 6a = -64

Reorder the terms:
2(6 + -3 + 4a) + 6a = -64

Combine like terms: 6 + -3 = 3
2(3 + 4a) + 6a = -64
(3 * 2 + 4a * 2) + 6a = -64
(6 + 8a) + 6a = -64

Combine like terms: 8a + 6a = 14a
6 + 14a = -64

Solving
6 + 14a = -64

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 + 14a = -64 + -6

Combine like terms: 6 + -6 = 0
0 + 14a = -64 + -6
14a = -64 + -6

Combine like terms: -64 + -6 = -70
14a = -70

Divide each side by '14'.
a = -5

Simplifying
a = -5