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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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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?

User Quester
by
8.0k points

2 Answers

3 votes
Answer: 20

Solution: Subtract 85 from the cost then divide the remainder by 15
User Yurii Hohan
by
8.3k points
7 votes

Answer:

20

Explanation:

385=15n+85

-85 -85

300=15n

/15 /15

20=n

User Heyitsvajid
by
8.8k points
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