ryleighann127 ryleighann127
  • 19-03-2020
  • Mathematics
contestada

​

21x+7y=42
−5x+5y=10
​

Respuesta :

gomezIandrea
gomezIandrea gomezIandrea
  • 19-03-2020

Answer:

y=3, x = 1

Step-by-step explanation:

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