salehkhatari123 salehkhatari123
  • 02-03-2021
  • Mathematics
contestada

Solve the system by substitution.

Solve the system by substitution class=

Respuesta :

jensensmith720 jensensmith720
  • 02-03-2021

Answer:

its (x,y)=(10,-20)

Step-by-step explanation:

mostly try using elimination method

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