The cost C (in dollars) of producing x DVD players is represented by C-4.5x2. How many DVD players are produced if the cost is $544.50?

Answer 1

really? Just solve for x in
4.5x^2 = 544.50

Answer 2

is that the anwser

Answer 3

no
divide both sides by 4.5
take the square root
THINK !!!

Answer 4

wait im so confused

Answer 5

oobleck showed you how to do it. Finish it by doing what I said.