One platform I haven’t seen mentioned yet that worked really well for me is EssayPro. A lot of people don’t realize they also cover technical subjects like math, but they do — and they’re surprisingly good at it. I’ve used them twice now, once for a calculus worksheet and once for a stats homework that needed step-by-step analysis.
What I really liked was being able to choose my expert based on their qualifications and ratings. I went with someone who had a master’s in applied mathematics, and they delivered a clear, formatted solution set with explanations that made sense even to me, a not-so-math-brained person.
Plus, the communication was super smooth. I messaged the expert midway to clarify something my professor said, and they updated the answer before the deadline. Price-wise, it wasn’t the cheapest, but I got peace of mind and accurate work — totally worth it when a big grade is riding on it.