The Sales of Various Types of Lawn and Garden Tools $$\begin{array} { l } H ( t ) = 64 - 6 t \\R ( t ) = 17 t - 143\end{array}$$

Multiple Choice

The sales of various types of lawn and garden tools vary according to the season.At a certain home improvement store,the monthly sales H of garden hoes (hoes sold per month) decline from July to October whereas the monthly sales of lawn rakes R (rakes sold per month) increase during this same interval.The sales of these two items during the calendar months July-October are modeled by the equations:​ $$\begin{array} { l } H ( t ) = 64 - 6 t \\R ( t ) = 17 t - 143\end{array}$$ ​ where t is the month (t = 7 corresponds to July) .In which month does the number of rakes sold equal the number of hoes sold?
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A) September
B) July
C) November
D) October
E) August