stephanyzavalza stephanyzavalza

18-02-2021
Mathematics

contestada

x = 6y – 14
-X + 9y = 17

Respuesta :

kiroloesamir035 kiroloesamir035

18-02-2021

after substitution :

-6y + 14+ 9y = 17

= 14 + 3y = 17

by subtracting 14 :

3y = 3

by dividing over 3 :

y = 1

after substitution:

x = 6 * 1 - 14 = 6 - 14 = -8

x = -8

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