Equation Solver
Solve quadratic and cubic equations, systems of 2 or 3 linear equations, and any equation in x numerically. Free, no sign-up, and it runs in your browser — your files are never uploaded.
How to use
- Choose the kind of equation
- Enter the coefficients (fractions and sqrt() work)
- Read the roots, including complex ones, with the working
Questions
Do I need an account?
No. Every tool is free to use without signing up.
Is my data uploaded?
No. This tool runs in your browser, so the text and files you use stay on your device.
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