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Linear Inequality Solver

Solve linear inequalities of the form ax + b < c (or ≤, >, ≥) and express the answer as an interval or number line. Use it when solving algebraic inequalities in coursework or real-world constraint problems.

Coefficient of x

Constant Term

Right Side Value

Fill in the required fields to see your result.

Algebra

Vertex Form Calculator

Find the vertex of any quadratic function in standard form ax² + bx + c. Use this when graphing a parabola or solving optimization problems that require the minimum or maximum value.

Coefficient a

Coefficient b

Coefficient c

Fill in the required fields to see your result.

Key differences

	Linear Inequality Solver	Vertex Form Calculator
Category	Algebra	Algebra
Inputs required	3	3
Result	Solution Boundary	Vertex (h, k)
What it does	Solve linear inequalities of the form ax + b < c (or ≤, >, ≥) and express the answer as an interval or number line. Use it when solving algebraic inequalities in coursework or real-world constraint problems.	Find the vertex of any quadratic function in standard form ax² + bx + c. Use this when graphing a parabola or solving optimization problems that require the minimum or maximum value.