The unit consumption of gas can be obtained by dividing the total distance traveled in miles by the total gallons of gas consumed by the trip. This is shown below:
121.72 miles / 6.8 gallons = 17.9
Therefore, on a gallon of gas, Amir can travel 17.9 miles, which is letter B among the choices.
Answer:
y = -2+
and y = -2 -
combined, or 
Step-by-step explanation:

substitute y for x and x for y

this is technically the inverse but I will simplify further
x = 
±
= y+2
y = -2±
y = -2+
and y = -2 -
combined
Actually , the picture is not complete, will you please upload it again
Answer:
D: A prediction based on data is reliable, because the means of the samples are close together.
Step-by-step explanation:
I got it right:)
I’m not sure what you are talking about is there a picture or something because I do not see what you are talking about