If this was my house, I'd bring 1 coax cable in, go to the active splitter I mentioned and home-run all of the coax from all of the locations back to this single splitter.

Cable providers deliver both high-speed Internet and cable TV through coaxial cables. Smaller businesses do not need a dedicated cable port for both services: a splitter can be used. Ho ...

GE Digital 2-Way Coaxial Cable Splitter, 2.5 GHz 5-2500 MHz, RG6 Compatible, Works with HD TV, Satellite, High Speed Internet, Amplifier, Antenna, Gold Plated Connectors, Corrosion Resistant, 33526 ...

GE Digital 2-Way Coaxial Cable Splitter, 2.5 GHz 5-2500 MHz, RG6 Compatible, Works with HD TV, Satellite, High Speed Internet, Amplifier, Antenna, Gold Plated Connectors, Corrosion Resistant, 33526 ...

Each adapter (the kit includes two) has one F connector that sends data and video over coax cable, a second F connector that outputs video to your TV or set-top box, and an RJ-45 jack for Ethernet.

Often your local cable office, if you have one, will give you everything you need for free, splitter, extra coax cables, etc.