Answer: This is an incomplete question...
Step-by-step explanation:
Answer:

Step-by-step explanation:
On the right side of the = multiply -4 through

add 28a and add 4 to both sides


divide both sides by 22

Dear Cody1111, 97 is a possible number 7 is less than 9 and 97 is a prime number.
Answer:
C
Step-by-step explanation:
1/2 is basically like dividing by 2
Answer:
fraction of the wall is limestone is 4/22
or 2/11 as a reduced fraction
Step-by-step explanation:
fraction of the wall is limestone is 4/22
the width is 22 in total
10 inches concrete = 10/22
8 inches brick : 8/22
4 inches limestone : 4/22
10/22+8/22+4/22=22/22=1