Whats a cheap computer that can run minecraft decent?

I'm looking for a computer that can run minecraft and maybe cs go but mainly just minecraft at about 40-60 fps and can also be used for school work I I would prefer to keep it $600-$650 but I can spend up to $750 I would prefer pre built because I don't know much about building a pc and I'm afraid I would break a part or build it wrong but I'm willing to try building one since I have a friend who built one before

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