frardoodymelmexx
frardoodymelmexx frardoodymelmexx
  • 21-03-2016
  • Mathematics
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X+y=3 3y+x=5 Substitution

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kelpel197
kelpel197 kelpel197
  • 21-03-2016
Y=1 and x=2 because 2+1=3 and 2(x) plus 3(y) is 5
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