Question

A company makes and sells charm bracelets. The cost of producing x bracelets is represented by the function C(x) = 180 + 8x. The revenue earned from selling x bracelets is represented by the function R(x) = 20x. Write and simplify a function P that represents the profit made from selling x bracelets. How many bracelets must the company sell to break even?

Answer 1

C(x)-R(x)= P(x)
understand? 
cost minus how much u sold it for gives u the amt of profit

Answer 2

15 bracelets are required to break even.
180+ 8x=20x
180=12x
15=x