For this case we can raise a rule of three based on Anthony trotting
miles in 23 minutes.

miles -----------> 23 minutes
x ----------------------------------------> 1minute

ANswer:
0.5 miles per minute
Answer: x=-3/2
Step-by-step explanation:
According to the logarithmic property of base change, the correpta answer is option one or the first.
The logarithmic property of base change says that
loga (b) = logc (b) / logc (a)
Therefore the same property applies to this problem and the correct expression for this question is:
logb (x) / logb (a)