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7M Unit 2 Vocabulary
Expressions, Equations and Inequalities
| Term | Definition |
|---|---|
| Algebraic Expression | an expression that contains at least one variable |
| Constant | a value that does not change |
| Distributive Property | for all real numbers a, b, and c, a(b + c) = ab + ac and a(b - c) = ab - ac. |
| Equation | a mathematical sentence that shows that two expressions are equivalent |
| Factor | a number that is multiplied by another number to get a product |
| Inequality | a mathematical sentence that shows the relationship between quantities that are not equivalent |
| Like Terms | terms with the same variables raised to the same exponents |
| Numerical Expression | an expression that contains only numbers and operations |
| Operation | A mathematical process. The most common are add, subtract, multiply and divide. |
| Rate | a ratio that compares two quantities measured in different units |
| Percentage | a ratio comparing a number to 100 |
| Solution Set | the values that make a statement true |
| Term | the parts of an expression that are added or subtracted |
| Variable | a symbol used to represent a quantity that can change |