(7-i)-(9-6i)=

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Solution for (7-i)-(9-6i)= equation:


Simplifying
(7 + -1i) + -1(9 + -6i) = 0

Remove parenthesis around (7 + -1i)
7 + -1i + -1(9 + -6i) = 0
7 + -1i + (9 * -1 + -6i * -1) = 0
7 + -1i + (-9 + 6i) = 0

Reorder the terms:
7 + -9 + -1i + 6i = 0

Combine like terms: 7 + -9 = -2
-2 + -1i + 6i = 0

Combine like terms: -1i + 6i = 5i
-2 + 5i = 0

Solving
-2 + 5i = 0

Solving for variable 'i'.

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

Add '2' to each side of the equation.
-2 + 2 + 5i = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 5i = 0 + 2
5i = 0 + 2

Combine like terms: 0 + 2 = 2
5i = 2

Divide each side by '5'.
i = 0.4

Simplifying
i = 0.4

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