(13+6i)-(7-3i)=

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Solution for (13+6i)-(7-3i)= equation:


Simplifying
(13 + 6i) + -1(7 + -3i) = 0

Remove parenthesis around (13 + 6i)
13 + 6i + -1(7 + -3i) = 0
13 + 6i + (7 * -1 + -3i * -1) = 0
13 + 6i + (-7 + 3i) = 0

Reorder the terms:
13 + -7 + 6i + 3i = 0

Combine like terms: 13 + -7 = 6
6 + 6i + 3i = 0

Combine like terms: 6i + 3i = 9i
6 + 9i = 0

Solving
6 + 9i = 0

Solving for variable 'i'.

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

Add '-6' to each side of the equation.
6 + -6 + 9i = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 9i = 0 + -6
9i = 0 + -6

Combine like terms: 0 + -6 = -6
9i = -6

Divide each side by '9'.
i = -0.6666666667

Simplifying
i = -0.6666666667

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