Answer:
53
Step-by-step explanation:
1 yard is 0.000568182 miles.
So 880 yards is .5 miles
Answer:

Step-by-step explanation:
For this, you check to see if any of these variables are the same. There are two x's, and 2 y's. So, you have to multiply x and x, which gives you 2x, and since you multiply the y's it will give you y^2.
So the answer will be 
In y=mx+b, m= slope and b= y-intercept. All you have to do is substitute.
1)

2)

3)
7/8 yd -2/3 yd
= 21/24 yd -16/24 yd
= (21 -16)/24 yd
= 5/24 yd . . . . . difference between length and width
_____
This is (5/24)*36 = 7 1/2 inches.