SOLUTION: HOw do you solve this 4/7-i)

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Question 647119: HOw do you solve this 4/7-i)
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Is this 4%2F%287-i%29? or 4(7-i)?
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If 4(7-i), then distribute the 4 --> 28-4i
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If 4%2F%287-i%29, then

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denominator
(7-i)(7+i) = 49+-+i%5E2 = 49 - -1 = 50
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%284%287-i%29%29%2F50+=+%2828-4i%29%2F50
Simplify by dividing by 2
%2814-2i%29%2F25+=+%287-i%29%2F12.5
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