Math Unit Two
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8 terms
Terms | Definitions |
|---|---|
 Constant | A quantity that does not change. |
| Algebraic Expression | Something that contains one or more variables and may contain operation symbols. |
| Evaluate | To ________ an algebraic expression, substitute a number for the variable and then find the value. |
| Inverse Operations | Operations that undo each other. Addition and subtraction are ______ ________. If an equation contains addition, solve it by subtracting from both sides to "undo" the addition. |
| Equation | An _______ is a mathematical statement that two expressions are equal. You can think of a correct equation as a balanced scale. |
| Variable | A letter or symbol that represents a quantity that can change. |
| Solution | Equations may contain variables. If a value for a variable makes an equation true, that value is a ______ of the equation. |
| Expression | An equation can be solved, but an __________ can only be simplified. |
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