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Pre-Algebra Ch. 3
| Term | Definition |
|---|---|
| area | the measure of the surface enclosed by a geometric figure |
| arithmetic sequence | a sequence in which the difference between any two consecutive terms is the same |
| coefficient | the numerical part of a term that contains a variable |
| common difference | the difference between any two consecutive terms in an arithmetic sequence |
| constant | a term without a variable |
| equivalent equations | two or more equations with the same solution |
| equivalent expressions | expressions that have the same variable |
| formula | an equation that shows a relationship among certain quantities |
| inverse operations | operations that undo each other (addition/subtraction & multiplication /division) |
| like terms | expressions that contain the same variables to the same power such as 2n and 5n or 6xy^2 and 4xy^2 |
| perimeter | the distance around a geometric figure |
| sequence | an ordered pair of numbers such as 0, 1, 2, 3, 4, .... or 2, 4, 6, 8,.... |
| simplest form | when an algebraic expression has no like terms and no parentheses |
| simplifying the expression | to use the distributive property to combine like terms |
| term | each number within a sequence is called a term |
| two-step equation | an equation that contains two operations |
Created by:
Miss Brinkoetter
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