abfisher22 abfisher22

19-11-2020
Mathematics

contestada

-3x - 4y = 2
x + y = -1
use substitution or elimination (show solving steps!)
will mark brainliest

Respuesta :

calistadao02 calistadao02

19-11-2020

Answer:

(-3, 2)

Step-by-step explanation:

x + y = -1 = x = -1 - y

-3( -1 -y ) -4y = 2

4 + 3y - 4y = 2

-y + 4 = 2

-y = -2

y = 2

x + 2 = -1

x = -3

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