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16-09-2020
Mathematics

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The cost C (in dollars) of making n watches is represented by C=15n+85. How many watches are made when the cost is $385?

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Аноним Аноним

16-09-2020

Answer:

20=n

Step-by-step explanation:

Take 385 and subtract 85. You get 300. Divide 300 by 15n. You get 20.

20=n

If you want to double check, replace n with 20 so the equation is

C=(15x20)+85

Hope I help!

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