(4-2i)+2-7=

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Solution for (4-2i)+2-7= equation:


Simplifying
(4 + -2i) + 2 + -7 = 0

Remove parenthesis around (4 + -2i)
4 + -2i + 2 + -7 = 0

Reorder the terms:
4 + 2 + -7 + -2i = 0

Combine like terms: 4 + 2 = 6
6 + -7 + -2i = 0

Combine like terms: 6 + -7 = -1
-1 + -2i = 0

Solving
-1 + -2i = 0

Solving for variable 'i'.

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

Add '1' to each side of the equation.
-1 + 1 + -2i = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -2i = 0 + 1
-2i = 0 + 1

Combine like terms: 0 + 1 = 1
-2i = 1

Divide each side by '-2'.
i = -0.5

Simplifying
i = -0.5

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