30 points and branliest!
the dot plots below show the scores for a group of students who took two rounds of a quiz:
(image below)
which of the following inferences can be made using the dot plot?
the range of each round is the same.
there is no overlap between the data.
round 1 scores were higher than round 2 scores.
round 2 scores were lower than round 1 scores.

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

so then what are you asking?

step-by-step explanation:

step-by-step explanation:

bob the banana

its the second choice.

step-by-step explanation:

the elements in the range will be 7 less than the elements in the domain.