Question

Please help!!!

The cost of producing n necklaces is p(n)=15n + 60. The necklaces cost $30, which can be represented by c(n) = 30n. For how many necklaces does the cost of production equal the sales?

Answer 1

4 necklaces

Explanation:

when p(n)=c(n), the cost equals the sales

15n+60=30n

60=15n

n=4