Im pretty sure that it is the first answer
Answer:
b
Step-by-step explanation:
To get the constant of proportionality (unit rate) you must find the miles driven in 1 hour. To get this you simply divide 200 by 4...
200÷4=50
So, the constant of proportionality is 50 mph.
Answer:
x=-4 and x=4
Step-by-step explanation:
|x|= 4
the lines surrounding x means the x is positive and negative.
so
-x=4 and x=4
x=-4 and x=4
You add up all of the Frequencies together (to get 50)
The number 6 was rolled 9 times. So that makes it 9/50.
9/50 -> .18 or 18%
Does that help?