Algebra Calculator Select an equation type, enter the coefficients, then click "Solve". Equation Type: Solve: ax + b = c Solve: ax + b = cx + d Solve: ax² + bx + c = 0 Coefficient a: Coefficient b: Coefficient c: Coefficient d: Solve Equation Result: Step-by-step Solution: Post navigation #1 Free Equation Solver / Calculator 2025