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Chapter 6 Vocab
Math - Chapter 6 Vocabulary to Study
Term | Definition |
---|---|
Variable | A symbol or letter used to represent an unknown number |
Evaluate | To find the numerical value of. To evaluate an expression, plug the number in for the variable and solve using order of operations |
Equivalent Expressions | Two expressions are equivalent if they have the same value. For example, 2 + 3 is equivalent to 1 + 4. |
Combining Like Terms | "Like terms" are terms whose variables and their exponents are the same. In other words, terms that are "like" each other. |
Algebraic Expression | A combination of individual terms, including variables, separated by plus or minus signs, but does not contain an equal sign |
Term | In Algebra a term is either a single number or variable, or numbers and variables multiplied together. Terms are separated by + or − signs, or sometimes by divide. |
Coefficient | A number multiplying a variable. A coefficient is the number out in front of a variable. |
Constant Term | A number in an expression that is not multiplied by a variable |
Product | The result after multiplying two numbers (factors) together. the product of 4 and 5 is 20 |
Quotient | The result after dividing two numbers; the answer to a division problem. The quotient of 20 and 5 is 4. |
Simplify | To write a less complicated expression with the same value. 5(10-3)+7. Simplifies to 42 |
Order of Operations | order in which operations (add, subtract, multiply, divide) are to be carried out to solve, evaluate or simplify expressions. PEMDAS |
Rule | An equation or inequality that represents the relationship between two numerical quantities, usually using a table, pattern, graph, or real-world situation. |