abfisher22 abfisher22

19-11-2020
Mathematics

contestada

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

Respuesta :

LNEZZY2 LNEZZY2

19-11-2020

y = -5/4, x = 9/4

working:

isolate y for -3 - 4y = 2 : y = -5/4

Substitute y = - 5/4

[x - 5/4 = 1]

isolate x for x - 5/4 = 1 : x = 9/4

FINALLY ANSWER:

y = -5/4, x = 9/4

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