crowejayden crowejayden
  • 24-01-2016
  • Mathematics
contestada

-x+y=1 x+y=11 using elimination

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Mintk Mintk
  • 24-01-2016
Y=1+x

Y=11-x

1+x=11-x

2x=10

X=5

1+5=11-5

6=6

Y=6
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