The line graph below displays the average
u. s. farm size, in acres, during a 12-year
period. during which years did the average
u. s. farm size decrease at a constant rate?
average u. s. farm size
average farm size (in acres)
1
2
3 4
5
8
9 10 11 12
6 7
year
a. years 1-3
b. years 3-5
c. years 5-6
d. years 6-9

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.