I was going to say the same thing. Some schools will allow you to retake classes you didn't do well in to bring up a G.P.A but not all
It definitely depends on how many credits you've already taken, but even getting it above a 3.0 or 3.2 would be a huge improvement!
It depends on how many classes you already have taken, since your GPA is an average of all credits. There’s a few GPA “what-if” calculators online, I would use one of those! You just input the amount of credits you’ve already taken, with your GPA, then add the credits you’ll take with the two semesters and play around with the grades to see your overall GPA