2 Step Equation Calculator
Two-Step Equation Solver works out Solution and Solution as a fraction from Equation and Variable. The default figures on this page give solution of 4; change any entry and the result, the working and the sources update together.
Your figures
Updates as you typeHow this is worked out
5 steps
- Start: 4x + 7 = 23
- Move every term to the left: (4x + 7) - (23) = 0, which collects to 4x - 16 = 0.
- Isolate x: 4x = 16.
- Divide both sides by 4: x = 16 / 4 = 4.
- Check: left side = 23, right side = 23.
Its 5 worked examples are re-run on every release, last on 15 September 2026. What changed
Sources and references
2 sources
What the Two-Step Equation Solver calculates
Solves a linear equation in one variable, showing the collection of like terms, the isolation step and the substitution check.
How to use this Two-Step Equation Solver
Enter Equation and Variable. Solution updates as you type. Change one figure at a time to see what drives the result.
How the result is worked out
Open “How this is worked out” beside the result for the step-by-step calculation behind Solution, Solution as a fraction and Answer.
The method follows OpenStax, Elementary Algebra 2e, Chapter 2: Solving Linear Equations and Inequalities and Paul Dawkins, Paul’s Online Notes, Algebra – Linear Equations.
What you can compare
Change one input at a time to see how it affects Solution, Solution as a fraction and Answer. The inputs you can vary are Equation and Variable.
Results are general information, not financial, tax, legal, medical or engineering advice. Check any decision that matters with a qualified professional.
See something wrong? Report a problem with this calculator
Frequently asked questions
How to do two step equations calculator?
Solves a linear equation in one variable, showing the collection of like terms, the isolation step and the substitution check. Open “How this is worked out” beside the result to see each step for your own figures.
Is there a calculator that shows step by step?
Solves a linear equation in one variable, showing the collection of like terms, the isolation step and the substitution check. Put your own figures in above and the working updates beside the result. For scale, the default figures on this page give 4.
What grade level are 2 step equations?
Solves a linear equation in one variable, showing the collection of like terms, the isolation step and the substitution check. On this page it is computed from Equation and Variable and shown as Solution, Solution as a fraction and Answer.
How do I solve two step equations?
It needs Equation and Variable. Nothing else is required, and the figures stay in your browser.
What information do I need for the Two-Step Equation Solver?
You need Equation and Variable. The page opens with default figures that give solution of 4, so you can see the scale before entering your own.
What does this Two-Step Equation Solver show?
It shows Solution, Solution as a fraction, Answer, Type of equation, Collected form, Net coefficient of the variable, Net constant term and Left side at the solution, with the working and any warnings for your entries.