(9-5i)+(4+4i)=

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Solution for (9-5i)+(4+4i)= equation:


Simplifying
(9 + -5i) + (4 + 4i) = 0

Remove parenthesis around (9 + -5i)
9 + -5i + (4 + 4i) = 0

Remove parenthesis around (4 + 4i)
9 + -5i + 4 + 4i = 0

Reorder the terms:
9 + 4 + -5i + 4i = 0

Combine like terms: 9 + 4 = 13
13 + -5i + 4i = 0

Combine like terms: -5i + 4i = -1i
13 + -1i = 0

Solving
13 + -1i = 0

Solving for variable 'i'.

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

Add '-13' to each side of the equation.
13 + -13 + -1i = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -1i = 0 + -13
-1i = 0 + -13

Combine like terms: 0 + -13 = -13
-1i = -13

Divide each side by '-1'.
i = 13

Simplifying
i = 13

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