SOLUTION: Please help to show work. A business purchses a piece of equipment for $25,000. After 5 years, the equipment will be worth only $5,000. Write a linear equation that gives the

Algebra ->  Algebra  -> Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Please help to show work. A business purchses a piece of equipment for $25,000. After 5 years, the equipment will be worth only $5,000. Write a linear equation that gives the       Log On

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Question 45067: Please help to show work.

A business purchses a piece of equipment for $25,000. After 5 years, the equipment will be worth only $5,000. Write a linear equation that gives the value, V, of the equipment during the five years.
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
P(0,25000) and P(5,5000)
M = (y2 - y1)/(x2 - x1) = (25000 - 5000)/(0 - 5) = 20000/-5 = -4000
y = -4000x + 25000
+graph%28+600%2C+600%2C+-10%2C+10%2C+-1000%2C+25000%2C+-4000x+%2B+25000+%29+