smhnjrs2020 smhnjrs2020

03-02-2022
Mathematics

contestada

Use the Echelon Method: Solve x + 3y = 1
2x - 5y = 13

Respuesta :

reynawolfie reynawolfie

08-02-2022

Answer:

x= 4, y= -1

Step-by-step explanation:

-2(x +3y= 1)

-2x-6y=-2

2x -5y= 13

-11y= 11

y= -1

2x -5(-1)= 13

2x +5= 13

2x= 8

x= 4

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