sherisotelo
sherisotelo sherisotelo
  • 04-01-2021
  • Mathematics
contestada

y+z=4 y-z=8
how to solve this problem​

Respuesta :

meowmeow223334
meowmeow223334 meowmeow223334
  • 04-01-2021

Use elimination

y + z = 4

y - z = 8

Subtract both

2z = -4, z = -2

Y - 2 = 4, y = 6

Solution: y = 6, z = -2

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