Algebra

Absolute Value Inequality Solver

Solve absolute value inequalities online with step-by-step solutions. Visualize the solution range on a number line. Understand how to solve |ax + b| < c, <=, >, or >= inequalities easily.

Solution

The solution to the inequality is:

Solution Range:

Visual Representation on Number Line

The green line represents the solution range on the number line.

Understanding Absolute Value Inequalities

Absolute value inequalities involve finding the range of values for a variable that satisfy an inequality containing an absolute value expression. For example, |x| < 3 means that x is any number whose distance from zero is less than 3, thus -3 < x < 3. This tool solves inequalities of the form |ax + b| < c, |ax + b| ≤ c, |ax + b| > c, and |ax + b| ≥ c. By entering the coefficients a, b, c and choosing the inequality type, you can find the solution range for x, which is also visualized on a number line for better understanding. Use the 'Solve Inequality' button to calculate and 'Reset' to clear inputs. Copy the solution for easy use elsewhere.

Frequently Asked Questions

What is the Absolute Value Inequality Solver?
The Absolute Value Inequality Solver is an online Algebra calculator. You enter your values, and it returns the answer with the steps shown so you can follow along.
How accurate is the Absolute Value Inequality Solver?
The solver uses a math engine that avoids the floating-point rounding errors you get from most hardware calculators. For typical homework and professional calculations, the results will match what you would get by hand.
Can I use the Absolute Value Inequality Solver for professional Algebra projects?
Yes. The math behind it is standard Algebra, so the results are reliable for professional use. That said, always double-check that your inputs are in the right format before relying on the output.
Why use the Absolute Value Inequality Solver instead of calculating by hand?
Manual calculation is slow and error-prone, especially with multiple steps. This tool does the arithmetic for you and shows each step, so you can catch mistakes before they carry forward.
How do I format my inputs for the Absolute Value Inequality Solver?
Type your numbers into the input fields. Leave out units and symbols unless a field specifically asks for them. The solver handles the rest.