SOLUTION: Can you help my son work out 3i+1=-9

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Question 603839: Can you help my son work out 3i+1=-9
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Can you help my son work out 3i+1=-9
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If i is the variable:
3i+1=-9
Subtract 1
3i = -10
Multiply by 1/3
i = -10/3