014Kousin 014Kousin
  • 20-11-2020
  • Mathematics
contestada

Is (6, -6) a solution to the system
- 4x – 2y = -12
4x + 8y = -24
Yes
No

Respuesta :

kkbarnes07 kkbarnes07
  • 20-11-2020
Yes (6, -6) is a solution to the system.
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JayKazzi
JayKazzi JayKazzi
  • 20-11-2020

Answer:

[tex] - 4x - 2y = - 12 \\ 4x + 8y = - 24 \\ \\ 6y = - 36 \\ y = \frac{ - 36}{6} = - 6 \\ \\ - 4x - 2( - 6) = - 12 \\ - 4x + 12 = - 12 \\ - 4x = - 12 - 12 \\ - 4x = - 24 \\ x = \frac{ - 24}{ - 4} = 6 [/tex]

yes it's a right answer

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