4i+7i=28I

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Solution for 4i+7i=28I equation: 



4i+7i=28

We move all terms to the left:

4i+7i-(28)=0

We add all the numbers together, and all the variables

11i-28=0

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

11i=28

i=28/11

i=2+6/11

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