3(a+2)+3a=

Solution for 3(a+2)+3a= equation:

Simplifying
3(a + 2) + 3a = 0

Reorder the terms:
3(2 + a) + 3a = 0
(2 * 3 + a * 3) + 3a = 0
(6 + 3a) + 3a = 0

Combine like terms: 3a + 3a = 6a
6 + 6a = 0

Solving
6 + 6a = 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 + 6a = 0 + -6

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

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

Divide each side by '6'.
a = -1

Simplifying
a = -1