Question

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?

Answer 1

Answer:

20

Step-by-step explanation:

385=15n+85

-85          -85

300=15n

/15     /15

20=n

Answer 2

Answer: 20

Solution: Subtract 85 from the cost then divide the remainder by 15