(3+7i)-(8-2i)=

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Solution for (3+7i)-(8-2i)= equation:


Simplifying
(3 + 7i) + -1(8 + -2i) = 0

Remove parenthesis around (3 + 7i)
3 + 7i + -1(8 + -2i) = 0
3 + 7i + (8 * -1 + -2i * -1) = 0
3 + 7i + (-8 + 2i) = 0

Reorder the terms:
3 + -8 + 7i + 2i = 0

Combine like terms: 3 + -8 = -5
-5 + 7i + 2i = 0

Combine like terms: 7i + 2i = 9i
-5 + 9i = 0

Solving
-5 + 9i = 0

Solving for variable 'i'.

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

Add '5' to each side of the equation.
-5 + 5 + 9i = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 9i = 0 + 5
9i = 0 + 5

Combine like terms: 0 + 5 = 5
9i = 5

Divide each side by '9'.
i = 0.5555555556

Simplifying
i = 0.5555555556

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