gigib06 gigib06
  • 21-10-2020
  • Mathematics
contestada

solve each system by substitution
x – y = -4
2x + y = 4

Respuesta :

meredith48034
meredith48034 meredith48034
  • 21-10-2020

Answer:

Step-by-step explanation:

x -y = -4

2x + y = 4

3x = 0

x = 0

0 + y = 4

y = 4

(0,4)

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