(See image)
P = Q (They are the applied loads)
Unknowns are the reactions A, B, and C.
A and C are known to be equal however, so there are really only 2 unknowns.
A, B, and C are known to all be pointing downward.
At first glance this looks like a pretty easy/standard statics problem. But...
(Firstly, hi! I've been lurking on here for a while, and this is my first ever post.)
We use SAFI for structural analysis at my company. (Specifically, we use it with the AISC Spec, mainly the 2016 and 1989 Editions)
I've noticed that it does not seem to be very widely used; searching Google...