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| 3 | To separate from others |   
| 5 | A mathematical sentence that contains an equals sign |   
| 7 | A letter used to represent a number |   
| 8 | Whole numbers and their opposites |   
| 9 | Another word for variable |   
| 11 | The answer of an equation |   
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| 1 | Having the same value |   
| 2 | To find the answe |   
| 4 | Addition, subtraction, multiplication, and division |   
| 6 | To verify the solution |   
| 10 | Parts of an equation separated by the equal sign |   
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