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mod 7
| Definition | |
|---|---|
| Addition Property of Equality | if you add the same number to each side of an equation the two sides remain equal |
| Addition Property of Inequality | if you add the same number to each side of an inequality the inequality remains true |
| Division Property of Equality | if you divide each side of an equation by the same nonzero number the two sides remain equal |
| Division Property of Inequality | when you divide each side of an inequality by a negative number the inequality symbol must be reversed for the if you divide each side of an inequality by a negative number the inequality symbol must to remain true |
| inequality | an open sentence that uses <,>, to compare two quantities |
| Multiplication Property of Equality | if you multiply each side of an equation by the same nonzero number, the two sides remain equal |
| Multiplication Property of Inequality | when you multiply each side of an each side of an inequality by a negative number, the inequality symbol must be reversed for the inequality to remain true |
| order of operations | the rules to follow when more then one operation is used in a numerical expression |
| Subtraction Property of Equality | if you subtract the same number from each side of an equation toe two sides remain equal |
| Subtraction Property of Inequality | if you subtract the same number from each side of an inequality, the inequality remains true |
| two-step equation | an equation having two different operations |
| two-step inequality | an inequality that contains two operations |