Answer:
see the explanation
Step-by-step explanation:
we know that
case 1) if you have
[tex]y < mx+b[/tex]
The line is dotted and the shading is below the line
case 2) if you have
[tex]y > mx+b[/tex]
The line is dotted and the shading is above the line
case 3) if you have
[tex]y \geq mx+b[/tex]
The line is solid and the shading is above the line
case 4) if you have
[tex]y \leq mx+b[/tex]
The line is solid and the shading is below the line