khuff1 khuff1
  • 14-07-2017
  • Mathematics
contestada

−px+r=−8x−2 solve for x

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irspow
irspow irspow
  • 14-07-2017
-px+r=-8x-2  add 8x to both sides

8x-px+r=-2  subtract r from both sides

8x-px=-r-2  factor left side

x(8-p)=-r-2  divide both sides by (8-p)

x=(-r-2)/(8-p)  multiply right side by -1/-1

x=(r+2)/(p-8)
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mauriciodesant2
mauriciodesant2 mauriciodesant2
  • 14-07-2017

x=  _-r____-2___
        -p     +   8 
Answer Link

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