7a-3(2a-4)=

Solution for 7a-3(2a-4)= equation:

Simplifying
7a + -3(2a + -4) = 0

Reorder the terms:
7a + -3(-4 + 2a) = 0
7a + (-4 * -3 + 2a * -3) = 0
7a + (12 + -6a) = 0

Reorder the terms:
12 + 7a + -6a = 0

Combine like terms: 7a + -6a = 1a
12 + 1a = 0

Solving
12 + 1a = 0

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + 1a = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 1a = 0 + -12
1a = 0 + -12

Combine like terms: 0 + -12 = -12
1a = -12

Divide each side by '1'.
a = -12

Simplifying
a = -12