(3a-3)-(3-3a)=

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

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

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

Remove parenthesis around (-3 + 3a)
-3 + 3a + -1(3 + -3a) = 0
-3 + 3a + (3 * -1 + -3a * -1) = 0
-3 + 3a + (-3 + 3a) = 0

Reorder the terms:
-3 + -3 + 3a + 3a = 0

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