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Bunuel
Is xy > 0 ?

(1) x = y + 6
(2) y < 0

PS21194

target find xy>0
#1
x=y+6
x-y=6
x =0 ; y = -6
x=4 ; y = -2
x=7 ; y=1
insufficient
#2
y<0
x not know insufficient
from 1 &2
y is -ve
so
x =0 ; y = -6
x=4 ; y = -2
OPTION E
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