annamar44373 annamar44373
  • 27-10-2020
  • Mathematics
contestada

2x^2-20x=x^2-192x
2
−20x=x
2
−192, x, squared, minus, 20, x, equals, x, squared, minus, 19

Rewrite the equation by completing the square.

Respuesta :

marchadaniels marchadaniels
  • 10-11-2020

Answer:

rewrite: (x-10)^2=81

solution: x=10±9

Step-by-step explanation:

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