SOLUTION: r^2=3r How do I solve?

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Question 669777: r^2=3r
How do I solve?
Found 2 solutions by Alan3354, ReadingBoosters:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
r^2=3r
How do I solve?
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r^2 - 3r = 0
Factor it.

Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
r%5E2=3r
...
r%5E2+-+3r+=+0
r(r-3)=0
...
r can be all real numbers except 0 and 3
(-infinity, -1) and (1, 2) and (4, infinity)
.....................
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