Verified Answer :

caylus

Hello,

Answer C

if 3x+6>0 then |3x+6|=3x+6
==> 3x+6<12==>3x<9==>x<2
else
|3x+6|=-3x-6
-3x-6<12==>-3x<18==>x>-6

-6<x<2

Answer: (C)  –6 < x < 2

Step-by-step explanation:

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