30=3+9i

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Solution for 30=3+9i equation: 



30=3+9i

We move all terms to the left:

30-(3+9i)=0

We add all the numbers together, and all the variables

-(9i+3)+30=0

We get rid of parentheses

-9i-3+30=0

We add all the numbers together, and all the variables

-9i+27=0

We move all terms containing i to the left, all other terms to the right

-9i=-27

i=-27/-9

i=+3

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