(9+9i)-(4-18i)=0

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Solution for (9+9i)-(4-18i)=0 equation:


Simplifying
(9 + 9i) + -1(4 + -18i) = 0

Remove parenthesis around (9 + 9i)
9 + 9i + -1(4 + -18i) = 0
9 + 9i + (4 * -1 + -18i * -1) = 0
9 + 9i + (-4 + 18i) = 0

Reorder the terms:
9 + -4 + 9i + 18i = 0

Combine like terms: 9 + -4 = 5
5 + 9i + 18i = 0

Combine like terms: 9i + 18i = 27i
5 + 27i = 0

Solving
5 + 27i = 0

Solving for variable 'i'.

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

Add '-5' to each side of the equation.
5 + -5 + 27i = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 27i = 0 + -5
27i = 0 + -5

Combine like terms: 0 + -5 = -5
27i = -5

Divide each side by '27'.
i = -0.1851851852

Simplifying
i = -0.1851851852

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