kellystarme123
kellystarme123 kellystarme123
  • 11-07-2019
  • Mathematics
contestada

Find the sum.
2x
x2 - 6x + 9 + x2 + 2x - 15

Respuesta :

gmany
gmany gmany
  • 14-07-2019

Answer:

[tex]\large\boxed{x^2-6x+9+x^2+2x-15=2x^2-4x-6}[/tex]

Step-by-step explanation:

[tex]x^2-6x+9+x^2+2x-15\qquad\text{combine like terms}\\\\=(x^2+x^2)+(-6x+2x)+(9-15)\\\\=2x^2-4x-6[/tex]

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