7=4-i

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Solution for 7=4-i equation: 



7=4-i

We move all terms to the left:

7-(4-i)=0

We add all the numbers together, and all the variables

-(-1i+4)+7=0

We get rid of parentheses

1i-4+7=0

We add all the numbers together, and all the variables

i+3=0

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

i=-3

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