nylahlane nylahlane

03-10-2019
Mathematics

contestada

[-x - 2y = 7
[3x + y = 6

Respuesta :

mourfious mourfious

07-10-2019

Answer:

[tex]multipling \: eq \: by \: 3 \\ then \: we \: get \: - 3x - 6y = 21 \\ now \: add \: both \: eq \\ - 5y = 27 \\ y = - 5.4[/tex]

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