Question 62727
Q1. -2 ≤ x + 3 ≤ 0
Subtract 3 along the line to get:
-5<=x<=-3
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Q2. x + 4 < 0 or 6x > -12 
x<-4 or x>-2
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Q3. x &#8804; 0 or x &#8805; -3 
True
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Q4. &#8540; x + 1 &#8804; 0 or -2x < -4
(3/8)x<=-1 or x>2
x<=-8/3 or x>2
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Cheers,
Stan H.