1. Closed
2. IDK
3. No, because the first inequality says x is lesser than 5 but the second one says x is greater. X can't be both greater and lesser at the same time.
4. X>12
5. X[tex] \leq -4[/tex]
6. y<-8
7. 2.3 + w>18
8. -4t[tex] \leq -2/5[/tex]
9. b - 4.2 < -7.5
10. 2x [tex] \leq -24[/tex]
11. 4 + 8 [tex] \leq 12[/tex] - Correct
12. 5(-5) > -15 = -25 > -15 = Incorrect
