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  • 17-11-2017
  • Mathematics
contestada

7y-23 plus 23x-16 plus 8x-21 show steps  find x and Y 

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sgm52503 sgm52503
  • 17-11-2017
7y-23+23x-16+8x-21
7y-23+31x-16-21
7y-23+31x-(-5)
7y−60+31x
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