Algebra Calculator – Solve Equations & Expressions Online

 

Definition & Purpose

An algebra calculator helps solve linear or quadratic equations quickly. It's ideal for students, teachers, or professionals needing fast answers and learning support.

How to Use

1. Select "Linear" or "Quadratic" equation.
2. Enter the coefficients A and B (and C for quadratic).
3. Select decimal precision (optional).
4. Click "Solve" to get results instantly.

Equation Type: Linear (Ax + B = 0) Quadratic (Ax² + Bx + C = 0)

A: B:

C:

Decimal Precision: 2 decimals 3 decimals 4 decimals

Example: Solve a Real Algebra Equation

Let’s solve: 2x² + 4x - 6 = 0

Given: A = 2, B = 4, C = -6
Discriminant = 64, √64 = 8
x = [-4 ± 8]/4 → ✅ x = 1 or x = -3