For the question, let x and y be rational numbers not equal to zero. Determine whether the operation results in a value that is always rational, never rational, or sometimes rational.
Y-X
always rational
O never rational
O sometimes rational

-6 is the correct option from the above given options

ddd

step-by-step explanation:

what statement? is there an image?

a.) list the factors of 40.

1/2/4/5/8/10/20/40

b.) list the factors of 40 that represent the number of cans that could be on each shelf.

5

c.) how many different arrangements of cans are possible?

just one because if you put more on one shelf you will go way over 40 and the cabinet will probably break.

d.) what are the possible arrangements of the cans?

put 5 cans on each self to reach 40 cans in total.

e.) which arrangement uses all the shelves?

5 because you can put 5 cans on each shelf, and since there are 8 shelfs you are equally going to get 40 cans.