ajload9 ajload9

23-01-2020
Mathematics

contestada

-4x + y=6
-5.x - y= 21

Respuesta :

marahleilani138 marahleilani138

23-01-2020

Answer:

x = -3

Step-by-step explanation:

-4x + y = 6

-5x - y = 26

the y's cancel each other out when you combine the two equations

-9x = 27

divide both sides by -9

x = - 3

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