Respuesta:
y = 1
Explicación paso a paso:
x - 2y = 3
x = 5
Reemplazamos x:
5 - 2y = 3
- 2y = 3 - 5
- 2y = - 2
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Respuesta:
y = 1
Explicación paso a paso:
x - 2y = 3
x = 5
Reemplazamos x:
5 - 2y = 3
- 2y = 3 - 5
- 2y = - 2
y = 1