SOLUTION: Find values for x and y that make {{{(x-y)+(2x+y)i=-3+9i}}} true.

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Question 877996: Find values for x and y that make %28x-y%29%2B%282x%2By%29i=-3%2B9i true.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
x-y=-3
2x%2By=9
Add the equations together,
3x=6
x=2
Then
2-y=-3
-y=-5
y=5