lacarter1993
lacarter1993 lacarter1993
  • 25-11-2020
  • Mathematics
contestada

Help! Thank you in advance!

Help Thank you in advance class=

Respuesta :

Аноним Аноним
  • 25-11-2020

Answer:

option 3

both (3, 2) and (2, -1) are solutions

Answer Link
Holysogblade
Holysogblade Holysogblade
  • 25-11-2020

Answer:

C

Step-by-step explanation:

-3x + y = -7

use (3, 2) as plug ins for x and y

-3x + y = -7 (rewrite)

-3 x 3 + 2 = -7 (solve)

-3 x 3 = -9

-9 + 2 = -7

same with the other numbers (2, -1)

but i'm lazy

Answer Link

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