#### Answer

b>-4

#### Work Step by Step

−3/2b<6⟶ multiply both sides by −2/3; reverse the inequality sign
−3/2b×(−2/3)>6×(−2/3)⟶ multiply
b>−4
Check the inequality.
−3/2(0)6
0<6✓
Since -4 is not included in the solution, the endpoint of the graph is an open circle.