(6-5j)-(12+7j)=

Solution for (6-5j)-(12+7j)= equation:

Simplifying
(6 + -5j) + -1(12 + 7j) = 0

Remove parenthesis around (6 + -5j)
6 + -5j + -1(12 + 7j) = 0
6 + -5j + (12 * -1 + 7j * -1) = 0
6 + -5j + (-12 + -7j) = 0

Reorder the terms:
6 + -12 + -5j + -7j = 0

Combine like terms: 6 + -12 = -6
-6 + -5j + -7j = 0

Combine like terms: -5j + -7j = -12j
-6 + -12j = 0

Solving
-6 + -12j = 0

Solving for variable 'j'.

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

Add '6' to each side of the equation.
-6 + 6 + -12j = 0 + 6

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

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

Divide each side by '-12'.
j = -0.5

Simplifying
j = -0.5