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Jeremy bought a new truck for $32,000. The value of the truck after t years can be represented by the formula V = 32,000(.8)t. When will the truck be worth approximately $6700?<…

Jeremy bought a new truck for $32,000. The value of the truck after t years can be represented by the formula V = 32,000(.8)t. When will the truck be worth approximately $6700?<…
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Jeremy bought a new truck for $32,000. The value of the truck after t years can be represented by the formula V = 32,000(.8)t. When will the truck be worth approximately $6700?

User JonathanSimmons
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1 Answer

3 votes
6700=32000 (0.8)^t
Solve for t
t=log(6,700÷32,000)÷log(0.8)
t=7 years
User John Zhang
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