RachelRavenRoth
RachelRavenRoth RachelRavenRoth
  • 18-05-2017
  • Mathematics
contestada

How many solutions does the system of equations below have? x+y=4 and x-y=6

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cony23
cony23 cony23
  • 18-05-2017
x+y=4 :x=4-y,yR
x-y=6:x=6+y,yR
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