Data Sufficiency (DS) | Re: Is |x| < 1? (1) |x + 1| = 2|x - 1| (2) |x - 3| 0

st1
x-1 = +/- 2(x-1)
(when +) x= 3
(when -) x=1/3
two values insufficient

st 2 tells us x cant be three. Alone this info is insufficient

combined we know x=1/3 hence sufficient.

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