Equations and inequalities
Solve equations and inequalities step by step: linear, quadratic, systems and a general solver.
Pick an equation type. Each solver shows every step and a graph.
Linear equation
ax + b = 0
Solve a linear equation step by step.
Open calculatorLinear inequality
ax + b ≷ 0
Solve a linear inequality with the solution shown on a number line.
Open calculatorQuadratic equation
ax² + bx + c = 0
Solve a quadratic equation using the discriminant, with a parabola graph.
Open calculatorQuadratic inequality
ax² + bx + c ≷ 0
Solve a quadratic inequality with sign regions shown on a graph.
Open calculatorSystem of equations
ax + by = c; dx + ey = f
Solve a system of two linear equations, with the intersection shown on a graph.
Open calculatorEquation solver
type your own equation
General equation solver – type any equation and get the solution.
Open calculator