Answer:
Follows are the solution to this question:
Step-by-step explanation:
In this question, we apply the associative property that calculates the given value, which can be defined as follows:
Rule:

Let,

put the value in the above rule:
Solve L.H.S part:

Solve R.H.S part:

So, L.H.S=R.H.S
Transitive property of addition
It would be D because the division symbol represents subtraction when your expanding a fraction like this one. Hope that helped.
Answer:
53.7 miles per hour
divide the speed value by 17.6