Answer:
final answer is 6
Step-by-step explanation:
Given 
To find the difference quotient use formula



Now plug it in the formula




6
Answer:
x/12+2
Step-by-step explanation:
the answer to the question
Answer:
20
Step-by-step explanation:
1) 5 feet is 60 inches
2)Divide 60 inches (total inches in one stack) by the 3 inches ( inches in the Average book)
3) 60/3=<u>20</u>