The profit a company makes from producing x tabletops is modeled by the equation P(x) = 480% - 2x For what number of tabletops does the company make a profit of $0?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.