Are hp laserjet cartridges worth anything or shall i dump it?

are hp laserjet cartridges worth anything or shall i dump it, it is the 29x for use next to 5000-5100 series. i think its useless how can i tell

Answer:
i regard as staples or officemax or someone gives you liike 3 bucks on exchanges
You can fill up on them with toner. You can reuse them several times. I enjoy 3 I rotate till the gears on one grind or make clap. A lot of toner companies make big bucks putting their sign on cartridges and getting the customer to return them for future use.

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