kimberly9214
kimberly9214 kimberly9214
  • 19-03-2020
  • Mathematics
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Solve by factoring, help​

Solve by factoring help class=

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Mahin77
Mahin77 Mahin77
  • 19-03-2020

Answer:

[tex]x = - 4 \\ x = - 7[/tex]

Step-by-step explanation:

[tex]x {}^{2} + 28 = - 11x \\ x {}^{2} + 11x + 28 = 0 \\ x {}^{2} + 7x + 4x + 28 = 0 \\ x(x + 7) + 4(x + 7) = 0 \\ (x + 4)(x + 7) = 0 \\ \\ x = - 4 \: \: \: \: \: \: \\ \: x = - 7[/tex]

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asia9170
asia9170 asia9170
  • 19-03-2020
I wrote it down for u!
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