Question

Yoko 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 Wednesday there were
8
clients who did Plan A and
4
who did Plan B. On Thursday there were
3
clients who did Plan A and
2
who did Plan B. Yoko trained her Wednesday clients for a total of
9
hours and her Thursday clients for a total of
4
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)