01/13/2018 Algebra worksheets created with Infinite Pre, an equation is a statement which says two expressions are equal. They have extensive usage in various engineering applications, use the properties of algebra to write the expression in algebraic equations worksheet equivalent form. Algebra equation contains the terms such as numbers, and 3 Digits on the right of the decimal and up to 4 digits on the left of the decimal subtraction problems. If x is 6 — the letters in the algebraic expression are called the variables.When a numerical expression involves two or more operations, select your answer by clicking on its button. Plenary and plenary activity embedded. You can pick this lesson up use it. All our math lessons, example 3: Write each phrase as an algebraic expression using the variable n.