3(-4-a)=-3(3a-2)

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

Simplifying
3(-4 + -1a) = -3(3a + -2)
(-4 * 3 + -1a * 3) = -3(3a + -2)
(-12 + -3a) = -3(3a + -2)

Reorder the terms:
-12 + -3a = -3(-2 + 3a)
-12 + -3a = (-2 * -3 + 3a * -3)
-12 + -3a = (6 + -9a)

Solving
-12 + -3a = 6 + -9a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '9a' to each side of the equation.
-12 + -3a + 9a = 6 + -9a + 9a

Combine like terms: -3a + 9a = 6a
-12 + 6a = 6 + -9a + 9a

Combine like terms: -9a + 9a = 0
-12 + 6a = 6 + 0
-12 + 6a = 6

Add '12' to each side of the equation.
-12 + 12 + 6a = 6 + 12

Combine like terms: -12 + 12 = 0
0 + 6a = 6 + 12
6a = 6 + 12

Combine like terms: 6 + 12 = 18
6a = 18

Divide each side by '6'.
a = 3

Simplifying
a = 3