-2(a-3)-a=0

Solution for -2(a-3)-a=0 equation:

Simplifying
-2(a + -3) + -1a = 0

Reorder the terms:
-2(-3 + a) + -1a = 0
(-3 * -2 + a * -2) + -1a = 0
(6 + -2a) + -1a = 0

Combine like terms: -2a + -1a = -3a
6 + -3a = 0

Solving
6 + -3a = 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 + -3a = 0 + -6

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

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

Divide each side by '-3'.
a = 2

Simplifying
a = 2