Respuesta:
5x-2y=1
y=3x
REEMPLAZAMOS Y
5x - 2(3x) = 1
5x - 6x= 1
-1x=1
x= -1
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Respuesta:
5x-2y=1
y=3x
REEMPLAZAMOS Y
5x - 2(3x) = 1
5x - 6x= 1
-1x=1
x= -1