7-i/3-9i - solution

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Solution for 7-i/3-9i equation:

i in (-oo:+oo)

7-(i/3)-(9*i) = 0

7-(i/3)-9*i = 0

7-28/3*i = 0 // - 7

-28/3*i = -7 // : -28/3

i = -7/(-28/3)

i = 3/4

i = 3/4

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