Question 1176774: A school has just purchased new computer equipment for The graph shows the depreciation of the equipment over 5 years. The point (0, 20,000) represents the purchase price and the point (5, 0) represents when the equipment will be replaced. Write a linear equation in slope-intercept form that models the value of the equipment, y, x years after purchase. Use the model to predict the value of the equipment after 3 years?
Found 2 solutions by ewatrrr, ikleyn:
Answer by ewatrrr(24785)   (Show Source):
Answer by ikleyn(52879)  (Show Source):
You can put this solution on YOUR website! .
From the post, the depreciation rate is  = 4000 monetary units per year.
THEREFORE, the depreciation function is
y = 20000 - 4000*x,
where x is the time in years after the starting moment.
In 3 years, y = 20000 - 4000*3 = 8000.
Answered and solved.
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