SOLUTION: -3i(7i-5)

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Question 643969: -3i(7i-5)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
-3i%287i-5%29

-3i%287i%29-3i%28-5%29

-21i%5E2%2B15i

-21%28-1%29%2B15i

21%2B15i

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So -3i%287i-5%29=21%2B15i