Did I make a bad decision here?

So I was let go from a job that was full time and paid well. I was on EI but then another job opportunity came up as a tech support agent and they told me that they only have part time for now but late may be full time. I took the job in hope I may become full time later but that's not happening anytime soon. They since cut my hours from 35 to 20 and now I have a mortgage to pay and a lot of bills! I regret taking this job, I should have only accepted a full time position. What do you guys think?

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