hi help please cause i don't understand and i need it done tmr

Answer:
[tex]11. \: slope \: = 0[/tex]
[tex]12. \: undefined[/tex]
[tex]13. \: undefined[/tex]
[tex]for \: y = 3 \: draw \: a \: straight \: line \: across \: 3[/tex]
[tex]for \: y = 3x \: draw \: a \: diagonal \ \: line \: across \: 0[/tex]
14. the difference is that in y=3 there is a y-intercept, the equation does not have a slope neither does the graph.
In y=3x the equation has a slope but no y-intercept.
If you have any questions ask me in the comments.
I've attached 2 images that demonstrate this.
Step-by-step explanation:
Hope this helps!