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Math Help: Evaluating expressions

Refresh your competency in the various areas of Mathematics.


In this module you can study how to substitute numbers into algebraic expressions.


Did you know?

An expression is not an equation.

You cannot solve an expression; you can only simplify it or evaluate it.

Some people try adding "= 0 " to the end of an expression when they want to "solve" it, but you cannot solve an expression. 

Study and practice

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