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

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


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

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

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

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

Combine like terms: 3 + 1 = 4
4 + 7i + 3i = 0

Combine like terms: 7i + 3i = 10i
4 + 10i = 0

Solving
4 + 10i = 0

Solving for variable 'i'.

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

Add '-4' to each side of the equation.
4 + -4 + 10i = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 10i = 0 + -4
10i = 0 + -4

Combine like terms: 0 + -4 = -4
10i = -4

Divide each side by '10'.
i = -0.4

Simplifying
i = -0.4

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