The Sales of Various Types of Lawn and Garden Items

Multiple Choice

The sales of various types of lawn and garden items vary according to the season.At a certain home improvement store, the monthly sales H of garden hoses (hoses sold per month) declines 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: H(t) = 64 - 6t
R(t) = 17t - 97,
Where t is the month (t = 7 corresponds to July) .In which month does the number of rakes sold equal the number of hoses sold?

A) August
B) September
C) October
D) November
E) July