SOLUTION: The new candy store charges .45 per pound of candy someone buys. New customers receive a $4.50 discount for purchases of at least $4.50. The function f(x) = .45x

SOLUTION: The new candy store charges .45 per pound of candy someone buys. New customers receive a $4.50 discount for purchases of at least $4.50. The function f(x) = .45x - 4.50 models th

Question 909093: The new candy store charges .45 per pound of candy someone buys. New customers receive a $4.50 discount for purchases of at least $4.50. The function f(x) = .45x - 4.50 models the cost, f(x), to buy x pounds of candy. What is an appropriate domain for the function?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The new candy store charges .45 per pound of candy someone buys. New customers receive a $4.50 discount for purchases of at least $4.50. The function f(x) = .45x - 4.50 models the cost, f(x), to buy x pounds of candy. What is an appropriate domain for the function?
--------
Note: Cost must be greater than or equal to zero.
------------------
To find the domain, solve::
0.45x - 4.50 >= 0
0.45x >= 4.50
x >= 10 lbs.
-------------
Cheers,
Stan H.
=============
RELATED QUESTIONS
The Divine Chocolate Candy store wants to make a new treat consisting of milk chocolate... (answered by stanbon)

A candy store owner wishes to mix 30 pounds of candy worth $12 per pound with candy worth (answered by TimothyLamb)

Hello, I am just wondering if someone could please please help find the solution to my... (answered by stanbon)

a candy store at the westville shopping center sells a candy mixture for $3.75 per pound. (answered by josgarithmetic)

Store A sells candy for a flat fee of $4 plus $2 per pound Store B sells candy for a flat (answered by josgarithmetic,ikleyn)

[ A candy store normally sells chocolate covered raisins for $6 per pound and chocolate... (answered by TimothyLamb)

two types of candy sell for $2.50 per pound and $4.00 per pound. A store clerk is trying (answered by mananth)

The owner of a candy store wants to mix some peanuts worth $4 per pound, some cashews... (answered by richwmiller)

The owner of a candy store wants to make a 50-pound mixture of two candies to sell for $4 (answered by ikleyn)