SOLUTION: 7i/4-6i give answer in a+b form

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Question 199805: 7i/4-6i give answer in a+b form
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
7i%2F%284-6i%29
%287i%2A%284%2B6i%29%29%2F%28%284-6i%29%284%2B6i%29%29
%2828i+-+42%29%2F%2816%2B36%29
%28-42%2B28i%29%2F52
-21%2F26+%2B+7i%2F13
See this URL --> http://www49.wolframalpha.com/input/?i=7i%2F(4-6i)+