Which statements are correct? Check all that apply. The solution b = 21 is a true solution to the equation 16+ 4 = 5.
The solution g = 6 is an extraneous solution to the equation 6-9 = 0.
The solution s = 1 is an extraneous solution to the equation rs = -1:
The solution w = 8 is an extraneous solution to the equation /2w = - 4.
The solution x = -4 is a true solution to the equation -x = -2

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

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.

abby has a greater debt becasue she owea 5 more then alan does