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

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

Question

Marina

11 February, 08:16

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Answers (1)

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Nolan Brewer · Answer 1

C = 15n + 85 ... when C = 385

385 = 15n + 85

385 - 85 = 15n

300 = 15n

300/15 = n

20 = n < = = 20 watches were made

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