| A | B |
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| Equation | a number sentence that uses an equal sign to show that two expressions have the same value. |
| Addition Property of Equality | you can add the same number to both sides of an equation and the sides remain equal. |
| Subtraction Property of Equality | you can subtract the same number from both sides of an equation and the sides remain equal. |
| Inverse operations | operations that undo each other. Addition and subtraction have an inverse relationship. |
| Multiplication Property of Equality | You can multiply both sides of an equation with the same nonzero number and the sides remain equal. |
| Division Property of Equality | You can divide both sides of an equation with the same nonzero number and both sides remain equal. |
| Inequality | mathematical sentence that contains one of the symbols… >, <, >, or <. |
| Solution of an inequality | any number that makes the inequality true. You can graph an inequality, such as x>3 |
