SOLUTION: Solve r/3-3/r=0 the solutions are I think that the solutions are 0,3 or 3,0 but I am not sure which way to put them. Can you explain? Thank you

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Solve r/3-3/r=0 the solutions are I think that the solutions are 0,3 or 3,0 but I am not sure which way to put them. Can you explain? Thank you      Log On


   

Question 328431: Solve
r/3-3/r=0 the solutions are
I think that the solutions are 0,3 or 3,0 but I am not sure which way to put them.
Can you explain? Thank you
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
r%2F3-3%2Fr=0
r%2F3=3%2Fr
r%5E2=9
r=0+%2B-+3
The solutions are highlight%28r=3%29 and highlight%28r=-3%29.
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Verify the solution.
r=3
3%2F3-3%2F3=0
1-1=0
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.
r=-3
-3%2F3-%28-3%2F3%29=0
-1%2B1=0
0=0