(7+3i)-(-9-8i)=

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Solution for (7+3i)-(-9-8i)= equation:


Simplifying
(7 + 3i) + -1(-9 + -8i) = 0

Remove parenthesis around (7 + 3i)
7 + 3i + -1(-9 + -8i) = 0
7 + 3i + (-9 * -1 + -8i * -1) = 0
7 + 3i + (9 + 8i) = 0

Reorder the terms:
7 + 9 + 3i + 8i = 0

Combine like terms: 7 + 9 = 16
16 + 3i + 8i = 0

Combine like terms: 3i + 8i = 11i
16 + 11i = 0

Solving
16 + 11i = 0

Solving for variable 'i'.

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

Add '-16' to each side of the equation.
16 + -16 + 11i = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 11i = 0 + -16
11i = 0 + -16

Combine like terms: 0 + -16 = -16
11i = -16

Divide each side by '11'.
i = -1.454545455

Simplifying
i = -1.454545455

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