Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes each of the equation in the system true. To solve a ...

Learn and revise different types of equations and ways of solving them with BBC Bitesize KS3 Maths. How to solve simple algebraic equations Find out how to solve algebra equations in this Bitesize KS3 ...

An algebraic equation contains one or more letters in it. Each letter in the equation is called a variable. A variable can change in value. We guess at different values for each letter until our ...

Sure, here is the description without any links: Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes ...