asima018320 asima018320
  • 17-10-2021
  • Mathematics
contestada

Solve 3x^2= 2+x

X= ? X= ?



- kinda stuck on this and need help!

Respuesta :

mhanifa
mhanifa mhanifa
  • 17-10-2021

Answer:

  • x = 1, x = - 2/3

Step-by-step explanation:

  • 3x² = 2 + x
  • 3x² - x - 2 = 0
  • 2x² - 2 + x² - x = 0
  • 2(x + 1)(x - 1) + x(x - 1) = 0
  • (x - 1)(2x + 2 + x) = 0
  • (x - 1)(3x + 2) = 0
  • x - 1 = 0, 3x + 2 = 0
  • x = 1, x = - 2/3
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