SOLUTION: The revenue from selling x necklaces is r(x) =10x. The cost of buying x necklaces is c(x) =4x+15. The profit from selling x necklaces is p(x) =r(x) -c(x). Write a function for

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: The revenue from selling x necklaces is r(x) =10x. The cost of buying x necklaces is c(x) =4x+15. The profit from selling x necklaces is p(x) =r(x) -c(x). Write a function for       Log On


   

Question 1163905: The revenue from selling x necklaces is r(x) =10x.
The cost of buying x necklaces is c(x) =4x+15.
The profit from selling x necklaces is p(x) =r(x) -c(x).
Write a function for p(x) , the profit from selling x necklaces.
A. P(x)= 14x+ 15
B. P(x) =14x -15
C. P (x) =6x +15
D. P (x) =6x-15?


Please help ?
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.

To find  P(x), do exactly as your instruction says:  subtract  c(x)  from  r(x)


    P(x) = 10x - (4x+15) = 10x - 4x - 15 = 6x - 15.    ANSWER

Solved.