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sarahlikewoe Group Title

8. Forrest Lumber uses the function S(t) = -135t + 945 to determine the salvage value S(t), in dollars, of a table saw t years after its purchase. How long will it take the saw to depreciate completely? 7 years 5 years 8 years 9 years

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  1. Coolsector Group Title
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    -135t + 945 = 0 what is t now ?

    • one year ago
  2. sarahlikewoe Group Title
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    I don't know . o:

    • one year ago
  3. Coolsector Group Title
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    add 135t to both sides and get 945 = 135t divide both sides by 135 and get 7 = t

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  4. Miyuru Group Title
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    7 years

    • one year ago
  5. sarahlikewoe Group Title
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    thanks

    • one year ago
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