Respuesta :

abudimvp

Answer:

X=0

X=-1/5

Step-by-step explanation:

mhanifa

Answer:

  • {- 1/5; 0}

Step-by-step explanation:

  • 15x² + 8x + 1 = 5x + 1
  • 15x² + 8x - 5x + 1 - 1 = 0
  • 15x² + 3x = 0
  • 5x² + x = 0
  • x(5x + 1) = 0
  • x = 0, 5x + 1 = 0 ⇒ 5x = - 1 ⇒ x = -1/5

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