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Definition
| A letter that represents an unknown number |
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Term
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Definition
| A combination of variables, expressions, and at least one operation. |
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Term
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Definition
| The numerical factor of a term that contains a variable. |
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Term
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Definition
| A term without a variable. |
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Definition
| A mathematical sentence that contains an equals sign, =, stating that two quantities are equal. |
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Definition
| A branch of mathematics that involves expressions with variables. |
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Term
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Definition
| An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide). |
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Term
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Definition
To multiply a sum by a number, multiply each addend of the sum by the number outside the parentheses. For any numbers a, b, and c, a(b + c)= ab + ac and
a(b-c) = ab-ac |
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Term
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Definition
| To write a number as a product of its factors. |
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Term
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Definition
| Like terms contain the same variables. Constant terms are also like terms. |
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Term
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Definition
| When addition or subtraction signs separate an algebraic expression into parts, each part is called a term. |
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