SOLUTION: A factory owner buys a new machine for $21,000. After eight years, the machine has a salvage value of $3000. Find a formula for the value of the machine after t years, where 0 X
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Question 1097603: A factory owner buys a new machine for $21,000. After eight years, the machine has a salvage value of $3000. Find a formula for the value of the machine after t years, where 0 ≤ t ≤ 8.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
I assume it's a straight line relation
Plot on vertical axis
Plot on horizontal axis
------------------------------
The slope is
slope =
slope =
-----------------------
Use the general point-slope formula
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check:
When
OK
When
OK
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