aldotellez17 aldotellez17

23-03-2018
Mathematics

contestada

-2x-y=-35
y=-x+15

in elimination form

Respuesta :

23-03-2018

[tex] - 2x - ( - x + 15) = - 35 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: - 2x + x = - 35 + 15 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: - x = 20 \\ y = - ( - 20) + 15 \\ y = 20 + 15 \\ \: \: \: \: \ = 35[/tex]

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