(3-3i)+(4+8i)=

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Solution for (3-3i)+(4+8i)= equation:


Simplifying
(3 + -3i) + (4 + 8i) = 0

Remove parenthesis around (3 + -3i)
3 + -3i + (4 + 8i) = 0

Remove parenthesis around (4 + 8i)
3 + -3i + 4 + 8i = 0

Reorder the terms:
3 + 4 + -3i + 8i = 0

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

Combine like terms: -3i + 8i = 5i
7 + 5i = 0

Solving
7 + 5i = 0

Solving for variable 'i'.

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

Add '-7' to each side of the equation.
7 + -7 + 5i = 0 + -7

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

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

Divide each side by '5'.
i = -1.4

Simplifying
i = -1.4

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