Inequality Calculator — Solve Linear Inequalities

Enter a, b, c and the inequality sign to get the solution interval.

Examples

Why does the sign flip?

Multiplying both sides by −1 reverses the order.

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Easily add, subtract, multiply, and divide fractions. Get the simplified fractional resul…

Simplify any ratio A:B to its lowest terms.

Solve for the missing value in a proportion A:B = C:D.