The gross income of a business over time can be represented as a set of ordered pairs in which the first element,x,is the number of the year and the second element,y, is the gross income. The gross income is given for years 1 and 2. A constant rate of change is expected for the next several years.
Year 1 (1999) gross income (in 1000's)=$25
Year 2 (1998) gross income (in 1000's)=$2o
The ordered pair that represents the year and gross income for 1997 is ( , ) figure out those numbers.

Question

The gross income of a business over time can be represented as a set of ordered pairs in which the first element,x,is the number of the year and the second element,y, is the gross income.  The gross income is given for years 1 and 2.  A constant rate of change is expected for the next several years.  
Year 1 (1999) gross income (in 1000's)=$25
Year 2 (1998) gross income (in 1000's)=$2o
The ordered pair that represents the year and gross income for 1997 is ( , ) figure out those numbers.

anonymous · Answer

the rate of change is 5 (as 25-20=5)
So if you go back 1 year than it will be 20-5=15
Year 3 (1997) =25dollar

anonymous · Answer

15 I mean

anonymous · Answer

am never good at handling money

anonymous · Answer

:) well it is important to learn that

anonymous · Answer

It is two numbers in the set.  Is it 25 and 151?

amistre64 · Answer

you know, i got a line finder ih here someplace that would make this easier

amistre64 · Answer

http://assets.openstudy.com/updates/attachments/4ddfb69ac9a28b0b230965c2-amistre64-1306506914269-quad.html

amistre64 · Answer

income = (5/1) (x -1999) +25

amistre64 · Answer

the ordered pair is (1997,15)

anonymous · Answer

It wants the ordered pair that represents the year and gross income for 1997 is (?,?)