Answer:
See below!
Step-by-step explanation:
15 - Put an open dot on 2, and draw a shaded arrow going right
16 - Put a closed dot on -4, and draw a shaded arrow going right
17 - Put an open dot on 3, and draw a shaded arrow going left
18 - Put a closed dot on 6 and draw a shaded arrow going left
19 - Put an open dot on -3 and draw a shaded arrow going right
20 - Put a closed dot on 3 and draw a shaded arrow going right
21 - Put a closed dot on 5 and draw a shaded arrow going left
22 - Put a closed dot on -3 and draw a shaded arrow going left
23 - Put an open dot on 4 and draw a shaded arrow going left
24 - Put an open dot on -1 and draw a shaded arrow going right
25 - Put an open dot on -7 and draw a shaded arrow going left
