SOLUTION: 1=3x^2+ 2x answer x= -1 or 1/3 need a break down of how my text book got this answer

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Question 181688: 1=3x^2+ 2x
answer x= -1 or 1/3

need a break down of how my text book got this answer
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
3x%5E2%2B2x-1=0
:
%283x-1%29%28x%2B1%29=0
:
3x-1=0--->3x=1--->x=1/3
x+1=0--->x=-1