Answer:
x = 6
Step-by-step explanation:
An inverse variation is
xy = k where k is the constant of variation
8*9 = k
72 = k
xy = k
Let y = 12
x*12 = 72
Divide each side by 12
12x/12 =72/12
x = 6
No its not possible I cant explain right now because I'm in class but I will later
3,500-680= 2,820 feet
2,820+725= 3,545 feet
ANSWER:
3,545 feet
The total number of books is 900 books if 5% of the books is 45