Answer:
A)9
Step-by-step explanation:
so if we see the figure the angle are vertical opposite
and so are equal ,
3x+8=35
3x=35-8
3x=27
x=27/3
x=9
hope it helps
Answer:
I know that the equation has infinity many solution
12x+8=12x+8
That would be the final answer
The fromula of a slope:

We have the points
and 
Substitute:

<h3>Answer: slope is undefined.</h3><h3 />
It's a vertical line: 