gymtasic gymtasic

09-10-2016
Mathematics

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

Respuesta :

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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