dale0129 dale0129
  • 12-07-2019
  • Mathematics
contestada

Check all that apply.
x2 + 4x - 9 = 5x + 3

Respuesta :

Аноним Аноним
  • 12-07-2019

Answer:

The solution set is (-3, 4).

Step-by-step explanation:

x2 + 4x - 9 = 5x + 3

x^2 + 4x - 5x - 9 - 3 = 0

x^2 -x - 12 = 0

(x - 4)(x + 3) = 0

x = -3, 4.

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