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SugarRainbow

4/x+x=5 solving rational equations help!

  • one year ago
  • one year ago

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  1. winterfez
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    multiply everything by x to get rid of x in teh denominator

    • one year ago
  2. SugarRainbow
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    okay

    • one year ago
  3. SugarRainbow
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    okay so do i then get 4x+x^2=5x?

    • one year ago
  4. winterfez
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    what do you get?

    • one year ago
  5. winterfez
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    k move 5x to the right hand ---> it will become -5x\[x^2-5x+4=0\]

    • one year ago
  6. winterfez
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    |dw:1355128250695:dw|

    • one year ago
  7. SugarRainbow
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    wait why +4 and not 4x?

    • one year ago
  8. winterfez
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    factor out \[x^2-5x+4\] \[(x-4)(x-1)\] \[x=4,1\]

    • one year ago
  9. SugarRainbow
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    oh! okay thanks so much!

    • one year ago
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