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_5x__ + _20__ x+4 4+x

  1. _5x__ + _20__x+4 4+x change the second denominator ot x+4 Now, they have the same denominators.. (5)(x+4)/(x+4) or 5 check this.
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    2. kayla asked by kayla
    3. views icon 378 views
  2. A particular rat given n trials in a maze can run through the maze in t minutes, where: t=6+_20__n+2 How many trials are needed
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    2. Wanda asked by Wanda
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