(8-2i)+(5+9i)=

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Solution for (8-2i)+(5+9i)= equation:


Simplifying
(8 + -2i) + (5 + 9i) = 0

Remove parenthesis around (8 + -2i)
8 + -2i + (5 + 9i) = 0

Remove parenthesis around (5 + 9i)
8 + -2i + 5 + 9i = 0

Reorder the terms:
8 + 5 + -2i + 9i = 0

Combine like terms: 8 + 5 = 13
13 + -2i + 9i = 0

Combine like terms: -2i + 9i = 7i
13 + 7i = 0

Solving
13 + 7i = 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 + 7i = 0 + -13

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

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

Divide each side by '7'.
i = -1.857142857

Simplifying
i = -1.857142857

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