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Math: Module 7 vocab
Question | Answer |
---|---|
A symbol of equality, =. | Equals sign |
A mathematical sentence showing two expressions are equal. An equation contains an equals sign, =. | Equation |
A strategy used to solve a problem which involves narrowing in on the correct answer using educated guesses. | Guess, check, and revise strategy |
The value of a variable that makes an equation true. | solution |
To replace a variable with a value that results in a true sentence. | Solve |
inverse operations | |
Subtraction Property of Equality | |
Operations which undo each other. For example, addition and subtraction are inverse operations. | |
subtract the same number from each side of an equation, the two sides remain equal. | |
If you add the same number to each side of an equation, the two sides remain equal. | Adition Property of Equality |
If you divide each side of an equation by the same nonzero number, the two sides remain equal. | Division Property of Equality |
A mathematical sentence Indicating that two quantities are not equal | inequality |
If you multiply each side of an equation by the same nonzero number, the two sides remain equal. | Multiplication Property of Equality |