In algebra, the substitution method is one of the ways to solve linear equations in two variables. In this method, we substitute the value of a variable found by one equation in the second equation.

Substitute means to put in the place of another. In Algebra Substitution means putting numbers where the letters are:

Here you will learn about substitution, including what it is and how to use it to solve algebraic equations, expressions and inequalities. Students will first learn about substitution as part of expressions and …

System of linear equations, also called simultaneous equations, can also be solved using the substitution method. This lesson will show how to solve a pair of linear equations with two unknown …

The substitution method is a technique for solving a system of equations. This article reviews the technique with multiple examples and some practice problems for you to try on your own.

Apr 2, 2025 · After we find the value of one variable, we will substitute that value into one of the original equations and solve for the other variable. Finally, we check our solution and make sure it makes …

These algebra lessons, with videos, examples and step-by-step solutions, introduce the technique of solving systems of equations by substitution. A system of equations is a collection of two or more …

Jul 1, 2025 · In this post, I’ll show you how substitution works with a step-by-step example, walk through a common mistake, and even show you what’s happening graphically so it really sticks. 🔢 What Is …

Substitution is also a method that is used for solving systems of equations. Generally, this involves using one of the equations to write one variable in terms of the other and substituting the expression into …

In some cases you will be dealing with incredibly complex problems, and it may be easier to substitute a variable, like y for part of the problem. Then, when you have solved the value of y, you can plug back …