How to find the degree in the polynomial

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable