(7-2i)+(9i-5)=0

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Solution for (7-2i)+(9i-5)=0 equation:


Simplifying
(7 + -2i) + (9i + -5) = 0

Remove parenthesis around (7 + -2i)
7 + -2i + (9i + -5) = 0

Reorder the terms:
7 + -2i + (-5 + 9i) = 0

Remove parenthesis around (-5 + 9i)
7 + -2i + -5 + 9i = 0

Reorder the terms:
7 + -5 + -2i + 9i = 0

Combine like terms: 7 + -5 = 2
2 + -2i + 9i = 0

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

Solving
2 + 7i = 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 + 7i = 0 + -2

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

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

Divide each side by '7'.
i = -0.2857142857

Simplifying
i = -0.2857142857

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