3a+2(3+a)=

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

Simplifying
3a + 2(3 + a) = 0
3a + (3 * 2 + a * 2) = 0
3a + (6 + 2a) = 0

Reorder the terms:
6 + 3a + 2a = 0

Combine like terms: 3a + 2a = 5a
6 + 5a = 0

Solving
6 + 5a = 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 + 5a = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 5a = 0 + -6
5a = 0 + -6

Combine like terms: 0 + -6 = -6
5a = -6

Divide each side by '5'.
a = -1.2

Simplifying
a = -1.2