Linear Equation Solver
Solve ax + b = c for x.
Calculations run in this browser. Values are not submitted to the server.
Result
Formula and assumptions
Rearranges to x = (c − b) ÷ a. If a is zero, the equation may have no solution or infinitely many solutions.
Example values are shown in the input placeholders. Results use browser number precision unless the tool uses exact integer arithmetic. Check units and assumptions before using a result.