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Unit 2 Vocabulary
UNIT 2 Expressions and Equations
| Term | Definition |
|---|---|
| Algebraic Expression | an expression that contains at least one variable. |
| Coefficient | the number that is multiplied by the variable in an algebraic expression. |
| Constant | a value that does not change. |
| Equation | a mathematical sentence that shows that two expressions are equivalent. |
| Expression | a mathematical phrase that contains operations, numbers and/or variables. |
| Factor | a number that is multiplied by another number to get a product. |
| Greater than | > |
| Inequality | a mathematical sentence that shows the relationship between quantities that are not equivalent. |
| Integers | the set of whole numbers and their opposites. |
| Inverse operations | operations that undo each other addition and subtraction, or multiplication and division. |
| Inverse property of addition | the sum of a number and its opposite, are additive inverse, is 0. |
| Less than | < |
| Like terms | terms with the same variables raised to the same exponents. |
| Solution of an equation | a value or values that make an equation true. |
| Substitute | to replace a variable with a number or another expression in an algebraic expression. |
| Variable | a symbol used to represent a quantity that can change. |
| Rate of production | the number of goods that can be produced during a given period of time. |
| Rate of attrition | is a metric that quantifies the rate at which employees depart an organization, whether voluntarily or involuntarily. |
| Percentage | a rate, number, or amount in each hundred. |
| Term | A value on which mathematical operations take place in an expression. Also, a number in a sequence or series. |