Respuesta:
[tex]x + 3y = 10 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: - 2x + y = - 6 \: \: \: \: \times ( - 3) \\ pasas \: raya \\ x + 3y = 10 \\ 6x - 3y = 18 \\ pasas \: raya \\ 7x = 28 \\ x = \frac{28}{7} \\ x = 4[/tex]
me das corona?
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Respuesta:
[tex]x + 3y = 10 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: - 2x + y = - 6 \: \: \: \: \times ( - 3) \\ pasas \: raya \\ x + 3y = 10 \\ 6x - 3y = 18 \\ pasas \: raya \\ 7x = 28 \\ x = \frac{28}{7} \\ x = 4[/tex]
me das corona?