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Math Help: Evaluating a formula using substitution

Refresh your competency in the various areas of Mathematics.

EVALUATING A FORMULA USING SUBSTITUTION

In this module you can study how to substitute given values into a formula.

Did you know?

The most common error made when substituting values into a formula is made when negative signs are dropped.

You must use Order of Operations rules when evaluating formulas.

Study and practice

What is an Algebraic Expression?
An Algebraic expression is an expression that you will see most often once you start Algebra. In Algebra we work with variables and numerals.

A variable is a symbol, usually a letter, that represents one or more numbers.

Thus, an algebraic expression consists of numbers, variables, and operations.

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