Which of the following best states the author's purpose? a
To determine the difference between energy sources

b
To inform readers about how nuclear energy works

c
To persuade governments to use more nuclear energy

d
To teach others about the dangers of nuclear energy

i think it will be zero as slope has a formula of difference between initial and final distance divided by itz time interval

replication and blocking

step-by-step explanation:

it's a proportional graph.

step-by-step explanation:

8 x 5 = 40         (and you have -8x and -5y)

x= absiss

y= orderly

so you have a proportional graph.

your answer is b.

1,333 cubic feet  

and i know this one is right.