Answer:
F (53) =
53,316,291,173
To learn more about the Fibonacci Sequence:
https://www.1728.org/fibonacci.htm
Step-by-step explanation:
Solution:
1) Distribute
12a+12b
Done!
Your right on both of your answers to number 1 and 2
The correct answer is B = -1
10(1 + 3B) = -20
10 + 30B = -20
-20 - 10 = -30
30B = -30
B = -1
Hope this helps :)
7 is the most amount of books that would fit on a 18 inch shelf
