➗ Linear Equation Solver

Solve an equation in the form ax + b = c.

Result

How this calculator works

Solve an equation in the form ax + b = c.

Formula

x = (c - b) / a

Example

For 2x + 4 = 10, x = 3.

Frequently asked questions

What does the Linear Equation Solver do?

Solve an equation in the form ax + b = c.

Are the results exact?

The calculator follows the displayed formula. Rounded display values may differ slightly from full-precision results.

Can I use negative or decimal values?

Most fields accept decimals and negative values when they make sense for the formula.

How should I check an important result?

Review the formula, verify your entries, and confirm high-stakes work with a qualified teacher or professional.