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

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


Simplifying
(5 + 4i) + -1(-9 + i) = 0

Remove parenthesis around (5 + 4i)
5 + 4i + -1(-9 + i) = 0
5 + 4i + (-9 * -1 + i * -1) = 0
5 + 4i + (9 + -1i) = 0

Reorder the terms:
5 + 9 + 4i + -1i = 0

Combine like terms: 5 + 9 = 14
14 + 4i + -1i = 0

Combine like terms: 4i + -1i = 3i
14 + 3i = 0

Solving
14 + 3i = 0

Solving for variable 'i'.

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

Add '-14' to each side of the equation.
14 + -14 + 3i = 0 + -14

Combine like terms: 14 + -14 = 0
0 + 3i = 0 + -14
3i = 0 + -14

Combine like terms: 0 + -14 = -14
3i = -14

Divide each side by '3'.
i = -4.666666667

Simplifying
i = -4.666666667

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