12a-(3-4a)=

Solution for 12a-(3-4a)= equation:

Simplifying
12a + -1(3 + -4a) = 0
12a + (3 * -1 + -4a * -1) = 0
12a + (-3 + 4a) = 0

Reorder the terms:
-3 + 12a + 4a = 0

Combine like terms: 12a + 4a = 16a
-3 + 16a = 0

Solving
-3 + 16a = 0

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 3 + 16a = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 16a = 0 + 3
16a = 0 + 3

Combine like terms: 0 + 3 = 3
16a = 3

Divide each side by '16'.
a = 0.1875

Simplifying
a = 0.1875