SOLUTION: The cost in dollars for producing x units if a particular item is given by C (x) = .7x + 682. How many units could be produced for a cost of $978?

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: The cost in dollars for producing x units if a particular item is given by C (x) = .7x + 682. How many units could be produced for a cost of $978?      Log On


   

Question 316409: The cost in dollars for producing x units if a particular item is given by C (x) = .7x + 682.
How many units could be produced for a cost of $978?
Answer by Jstrasner(112) About Me  (Show Source):
You can put this solution on YOUR website!
Hey,
For this one, we need to put the cost, C(x), which is 978, into the equation:
978 = .7x + 682
We subract 682 from both sides:
296 = .7x
We then divide both sides by .7:
x = 422.857...
Therefore:
423 units can be produced.
I hope this helps!