Free solve for a variable calculator - solve the equation for different variables step-by-step

In these tutorials, we'll cover a lot of ground. Some of the topics include linear equations, linear inequalities, linear functions, systems of equations, factoring expressions, quadratic...

How to solve for a variable in an equation or in a formula? In these lessons, we will learn how to solve a formula for a variable. It is also called solving literal equations. Solving for a variable in …

We can solve for the length by isolating it on one side of the equation. We do this by subtracting 2 times the width from both sides, and then dividing both sides by 2.

Oct 7, 2025 · To solve a linear equation, we don't need to know anything more than the green box up there. Our aim is always to isolate the variable on one side of the equals sign.

Nov 9, 2025 · Learn exactly how to solve for a variable with our step-by-step guide. Master the core principles of algebra, from inverse operations to balancing equations. Start solving!

Jun 25, 2025 · Below are a few examples where we'll solve for x. Click the boxes to see more: Here are some extra tips/notes: If possible, reduction of fractions/equations and combining like …

Dec 26, 2023 · Step 1: Simplify both sides of the equation. Step 2: Move all of the parts containing the variable you are solving for to the same side of the equation. Step 3: Isolate the variable …

Apr 24, 2017 · Here are step by step instructions of how it's done. The first thing you'll want to do is critique the problem. What are you being asked to solve for? Once you understand that you …

Jun 19, 2024 · Recall that a variable is a placeholder, usually denoted with a letter, which represents an unknown quantity. Now it is time to learn how to solve for variables. We will …