Enter coefficients for ax² + bx + c = 0
Solve ax + b = 0
Solve 2×2 system: a₁x + b₁y = c₁ and a₂x + b₂y = c₂
Solve 3×3 system using Cramer's rule
Solve single equations (linear, quadratic, cubic) and systems of 2-3 linear equations. Shows step-by-step solutions.