na7babyj4asrinber na7babyj4asrinber
  • 24-10-2016
  • Mathematics
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solve by addition5x-2y=32x 7y=9

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Аноним Аноним
  • 24-10-2016
I hope this helps you



7y=9 y=9/7



2y= -27x



2.9/7= -27x



-2/21=x
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