8b - 1 = 24b + 4
8b - 1 + 1 = 24b + 4 + 1
8b = 24b + 5
8b - 24b = + 5
-16 = + 5
-5/16
Answer: b = -5/16
Answer: 120
<u>Step-by-step explanation:</u>
Permutation means that order matters.

X/5-4
The quotient of a number x and 5 is x/5.
Four less means you will subtract 4 from it.