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Solve 3x^2= 2+x X= ? X= ? - kinda stuck on this and need help!
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2 votes
Solve 3x^2= 2+x

X= ? X= ?



- kinda stuck on this and need help!

User Manimino
by
3.3k points

1 Answer

4 votes

Answer:

  • x = 1, x = - 2/3

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
User Jeniffer
by
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