19 feet
convert 2
into an improper fraction
2
= 
hence the length of the wall is 19 feet
Answer:
k
2
+
k
+
1
Step By Step:
Cancel the common factor.
Then.
k
2
+
k
+1
by 1
Gets you k2+k+1
Answer: 108$
Step-by-step explanation:
Answer:
8. A, B
9. C (2, 1)
Step-by-step explanation: