Lena the trainer has two solo workout plans that she offers her clients: Plan A and Plan B. Each client does either one or the other (not both). On Friday there were 3 clients who did Plan A and 2 who did Plan B. On Saturday there were 5 clients who did Plan A and 6 who did Plan B. Lena trained her Friday clients for a
total of 3 hours and her Saturday clients for a total of 7 hours. How long does each of the workout plans last?
$
Length of each Plan A workout: ( hour(s)
Length of each Plan B workout: hour(s)