✓ Solution
Step-by-Step Solution

About the Inequalities Calculator

The Inequalities Calculator solves linear, quadratic, and absolute value inequalities with step-by-step solutions and interval notation.

Key Formulas

Linear Ineq.
Solve like equation; flip sign if ÷ by negative
Quadratic Ineq.
Find roots, test intervals
Absolute Value
||x| < a| → −a < x < a
Compound AND
a < x < b → intersection
Compound OR
x < a or x > b → union
Interval: Open
( ) excludes endpoint

How to Use

1. Type or paste your problem

2. Use symbol buttons for math symbols

3. Click Go or press Enter

4. View complete step-by-step solution