skylargordner2020 skylargordner2020
  • 23-09-2021
  • Mathematics
contestada

I need help please quick

I need help please quick class=

Respuesta :

travag0108
travag0108 travag0108
  • 23-09-2021

Answer:

-43

Step-by-step explanation:

[tex] - k {}^{2} - (2k - 7n) + 3n[/tex]

[tex] - ( - 3)^{2} - (2( - 3) - 7( - 4)) + 3( - 4)[/tex]

[tex] - 9 - ( - 6 + 28) - 12[/tex]

[tex] - 9 - 22 - 12[/tex]

[tex] = -43[/tex]

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