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  • 25-07-2019
  • Mathematics
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-2x+5y=-6 ; -7x-2y=57

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amberadkins718oxq1q7
amberadkins718oxq1q7 amberadkins718oxq1q7
  • 25-07-2019
-2x+5y=-6 => x= -6-5y/2
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