superheroking superheroking
  • 20-04-2016
  • Mathematics
contestada

5x+2y=7
7x+2y=5 i need it right

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Beatriz17 Beatriz17
  • 20-04-2016
5x+2y=7 7x-2y=5 its subtract not add
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TheGreatPerhaps
TheGreatPerhaps TheGreatPerhaps
  • 20-04-2016
I solved it in the image below. 
Ver imagen TheGreatPerhaps
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