Free Algebra Solver

Calculator library

Algebra calculators

Choose a focused calculator. Every tool uses the same exact solver, step format, and verification system.

Tool group

General

x²Algebra solverEquations, inequalities, and expressions

Tool group

Arithmetic

1/2Fraction calculatorExact arithmetic and visual modelsLCMLCM calculatorLCM, GCD, prime factors, and exact checksa:bRatio calculatorSimplify and compare quantities

Tool group

Functions

f(4)Evaluate expressionsExact substitution at xy=Graph functionsLines, parabolas, and polynomials

Tool group

Equations

1xLinear equationsOne variable with exact checksx²Quadratic equationsReal and complex roots≤InequalitiesCorrect sign reversals|x|Absolute valueComplete branch analysis

Tool group

Expressions

a+aSimplify expressionsCollect and normalize terms2xCombine like termsCollect matching powers( )Factor expressionsRational polynomial factors↔Expand expressionsDistribute and collect terms
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