An Algebra Calculator! It shows the step-by-step instructions! : r/InternetIsBeautiful
Simultaneous Equations Calculator With Steps
Second Order Differential Equation Calculator | Second ODE Calculator
Systems of Equations Solver: Wolfram|Alpha
SOLVED: (a) Find the general solution y(t) of the ordinary differential equation d2y dy +12 8y dt2 dt3 (Solve it by hand and show your complete work: Do not use a calculator