SOLUTION: x2 2x 1=0

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Question 876921: x2 2x 1=0
Answer by alexlove054@gmail.com(10) About Me  (Show Source):
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x2 2x 1=0
x2 x 2x 1=0
x(x 1) 2(x 1)=0
(x 2)(x 1)=0
x=-2, x=-1