Imnotcreative2 Imnotcreative2

20-12-2018
Mathematics

contestada

Find the solution of this system of equations -2x-4y=42 2x-8y=18

Respuesta :

blackbeaniscute blackbeaniscute

20-12-2018

Answer:

(-11, -5)

Step-by-step explanation:

Use elimination

-2x-4y = 42

2x-8y = 18

-12y = 60

y = -5

Plug it back in

2x-8(-5) = 18

2x+40 = 18

2x = -22

x = -11

(-11, -5)

Answer Link

Kia112302 Kia112302

03-05-2021

Answer:

(-11, -5)

Step-by-step explanation:

It's right

Answer Link

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