Chapter 9.4, Problem 28E

A salesman turns in a ticket on two carpets for $3035. He sold a total of 75 ${\text{yd}}^{\text{2}}$ of carpet. One type was worth $36.50/ ${\text{yd}}^{\text{2}}$, and the second type was worth $45/ ${\text{yd}}^{\text{2}}$. He neglects to note, however, how much of each type he sold. How much did he sell of each type?