57i(4-9)=7

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Solution for 57i(4-9)=7 equation: 



57i(4-9)=7

We move all terms to the left:

57i(4-9)-(7)=0

We add all the numbers together, and all the variables

57i(-5)-7=0

We multiply parentheses

-285i-7=0

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

-285i=7

i=7/-285

i=-7/285

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