Failing School

how to improve at writing an essay cuz my essays SUCK

I legit only did the first quarter of my school work and was fully prepared to have to redo the year but apparently both me and my brother are going to the next year?? I legit got a year off of school y'all without getting held back I'm so confused ik I'll probably have to do an immense amount of work but STILL I'm happy I didn't get held back but I feel like I should have got held back me and my little brothers theory was that so many kids didn't do anything at all and since we did at least the first quarter they were like fuck it send them through they'll be fine I get the feeling a lot of the students aren't going to know shit going into this new school year coming up soon LMAO I also feel bad for the students because if they did do the work they only got like two months off and I was literally vibing at home for a whole year and still passed