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    4. simplify -x -3y +4x - 9y +2
    simplify -x -3y +4x - 9y +2

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    0  Views: 723 Answers: 1 Posted: 13 years ago
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      1 Answer

       -x -3y +4x - 9y +2


      *Combine like terms.


      -x+4x= 3x
      -3y-9y= -12y 


      -3x-12y+2

      13 years ago. Rating: 1
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