Answer:
x = -1
Step-by-step explanation:
Because the line passes through two points that both have the same x value, this means the line is vertical, and the slope is undefined.
So the equation of the line is x = -1.
Answer:
not a function
Step-by-step explanation:
Answer is 40. A triangle equals 180 so all you do is subtract 65 and 75 from 180 to get your answer.
To get a number as a percent of another, you divide and multiply by 100, so here you would have (13/52)*100=.25*100=25, making your answer 25%.
Answer:
Yes.
Step-by-step explanation:
Let's first convert his speed to km/h.
> 
. Therefore, Rob is traveling within the speed limit.
