5+2(2i)-2i+7=

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Solution for 5+2(2i)-2i+7= equation:


Simplifying
5 + 2(2i) + -2i + 7 = 0

Remove parenthesis around (2i)
5 + 2 * 2i + -2i + 7 = 0

Multiply 2 * 2
5 + 4i + -2i + 7 = 0

Reorder the terms:
5 + 7 + 4i + -2i = 0

Combine like terms: 5 + 7 = 12
12 + 4i + -2i = 0

Combine like terms: 4i + -2i = 2i
12 + 2i = 0

Solving
12 + 2i = 0

Solving for variable 'i'.

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

Add '-12' to each side of the equation.
12 + -12 + 2i = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 2i = 0 + -12
2i = 0 + -12

Combine like terms: 0 + -12 = -12
2i = -12

Divide each side by '2'.
i = -6

Simplifying
i = -6

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