Ok, so I just found in the documentation that I shoud use "nounand" instead of "and" in my teacher answer, which solves one of my problems, but I'm still very interested in tips and pointers on how to do what I'm trying to do.
Mathematics tools
STACK: what would be the best way to create a question asking to solve simultaneous equations
Keskustelu on lukittu, joten et voi enää vastata siihen.