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Equation Solver

Solve a linear equation in one variable and check the result by substitution.

Solution for x
5
3x + 5 = 20
Substitution check20
Right side20
Equation typeLinear, one variable

About the Equation Solver

Solve a linear equation in one variable and check the result by substitution.

It runs entirely in your browser — nothing you type is sent to a server — and the result updates as you edit the inputs. Estimates are for educational and informational purposes only; see ourdisclaimer.

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