Ryan has his own business selling watches, and he wants to monitor his profit per watch sold. the expression 200x-300/x models the average profit per watch sold, where x is the number of watches sold.

part a
what does the numerator of this rational expression represent?

part b
what does the denominator of this rational expression represent?

part c
rewrite the expression 200x-300/x as a sum of two fractions, and simplify.

part d
what does each part in the expression from part c represent?

part e
ryan also earns money by selling colored watch bands with the watches he sells. the linear expression 100x-50 models ryan’s additional income. what is the expression that models the new average profit, including the bands? note: to obtain the new average profit expression, add the linear expression to the original rational expression. write the new profit expression as one fraction.

15 pointspl