sharanie01 sharanie01

22-09-2022
Mathematics

contestada

I. Resuelve el siguiente sistema por el método de eliminación
(7x - 3y = 27
5x + y = 35

Respuesta :

Medunno13 Medunno13

22-09-2022

[tex]5x+y=35 \implies 15x+3y=105 \\ \\ \implies (15x+3y)+(7x-3y)=105+27 \\ \\ 22x=132 \\ \\ \boxed{x=6} \implies 7(6)-3y=27 \\ \\ -3y=-15 \\ \\ \boxed{y=5}[/tex]

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