Slope is 2/-1 or -2. Because you go up twice and then you go left once.
Answer:

Step-by-step explanation:


The difference is the result of a subtraction problem.
We are given two values that are being subtracted: 54 and a number, represented by 
So, represent this mathematically with
.
Just multiply !!
so 1 inch = 5 miles
3.5 inch must be 3.5×5 = 17.5 miles
so the answer is 17.5 miles !!