3+2i+5+7i=

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Solution for 3+2i+5+7i= equation:


Simplifying
3 + 2i + 5 + 7i = 0

Reorder the terms:
3 + 5 + 2i + 7i = 0

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

Combine like terms: 2i + 7i = 9i
8 + 9i = 0

Solving
8 + 9i = 0

Solving for variable 'i'.

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

Add '-8' to each side of the equation.
8 + -8 + 9i = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 9i = 0 + -8
9i = 0 + -8

Combine like terms: 0 + -8 = -8
9i = -8

Divide each side by '9'.
i = -0.8888888889

Simplifying
i = -0.8888888889

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