Sunday, September 26, 2010

I < 3 u

  1. 9x - 7i > 3(3x - 7u)
  2. 9x - 7i > 3*3x - 3*7u
  3. 9x - 7i > 9x - 21u
  4. 9x - 9x - 7i > -21u
  5. -7i > - 21u
  6. -7i/-7 < -21u/-7
  7. i < (less than) 3 u
Hands down, the best inequality I've ever seen.
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