gymtasic gymtasic
  • 09-10-2016
  • Mathematics
contestada

-3y = 2x - 9; x= -3, 0, 3

Respuesta :

yantarnao1033
yantarnao1033 yantarnao1033
  • 09-10-2016
1.)-3y=2* -3-9
    -3y=-6-9
    -3y=-15
        y=5
    -3*5=-15
2.)-3y=2*0-9
    -3y=0-9
    -3y=-9
       y=3
     -3*3=-9
3.)-3y=2*3-9
    -3y=6-9
    -3y=-3
      y=1
     -3*1=-3
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