Heavennaruto325 Heavennaruto325
  • 19-01-2021
  • Mathematics
contestada

Solve each system by ELIMINATION
1) -5x-Y=21
- 4x Y=6

Respuesta :

greendaylover68 greendaylover68
  • 19-01-2021
-5x-Y + -4x + Y = -9x
21 +6= 27
-9x = 27
x= -3
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