Question

how do you solve this ivp dy/dx=-x+y x(0)=0, y(0)=1 and dy/dt=2x x(0)=0, y(0)=1

Answer 1

Could you try using the equation writer, or draw it out? It's hard to make out what you're asking. It looks like a regular ODE, but I get the feeling it may even be a PDE or system of PDEs.