SOLUTION: A school district purchases a high-volume printer, copier, and scanner for $14,000. After 10 years, the equipment will have to be replaced. Its value at that time is expected to be

Question 837795: A school district purchases a high-volume printer, copier, and scanner for $14,000. After 10 years, the equipment will have to be replaced. Its value at that time is expected to be $2000. Write a linear equation giving the value V of the equipment during the 10 years it will be in use. (Let t be the number of years after purchase.)
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Plot value, , on the vertical axis
and time, on the horizontal axis
----------------
The general form of the linear equation
will be
-----------------
To make the plot easier, I will say that
is in thousands of dollars
You can solve for because you know
that when , the value,

------------------
The slope is ( change in ) / ( change in )

-------------------
So, the equation is:
( is in thousands of dollars )
-------------------
Here's the plot:

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