(7-3i)+(1+7i)=

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Solution for (7-3i)+(1+7i)= equation:


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

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

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

Reorder the terms:
7 + 1 + -3i + 7i = 0

Combine like terms: 7 + 1 = 8
8 + -3i + 7i = 0

Combine like terms: -3i + 7i = 4i
8 + 4i = 0

Solving
8 + 4i = 0

Solving for variable 'i'.

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

Add '-8' to each side of the equation.
8 + -8 + 4i = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 4i = 0 + -8
4i = 0 + -8

Combine like terms: 0 + -8 = -8
4i = -8

Divide each side by '4'.
i = -2

Simplifying
i = -2

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