keelah47 keelah47
  • 21-01-2021
  • Mathematics
contestada

Simplify: (x + 7)(x-4)
A. 2r +3
B. 12-28
C. x2-3x - 28
D. x2 + 3x - 28

Respuesta :

dimana13
dimana13 dimana13
  • 22-01-2021

Answer:

(x + 7)(x - 4) = x2 - 4x + 7x - 28 = x2 + 3x - 28

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