SOLUTION: solve by quadratic formula 1/2x^2 + 1/3x - 1/6 it didn't work when i subed it in, what do i have to do to the numbers

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Question 158823: solve by quadratic formula
1/2x^2 + 1/3x - 1/6
it didn't work when i subed it in, what do i have to do to the numbers
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1/2x^2 + 1/3x - 1/6
(.5x^2+.333x-.1667)
(x+1)(.5x-.1667)
x+1=0
x=-1
.5x-.1667=0
x=.1667/.5
x=.333