Algebra Yr8

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Across
  1. 3. An operation that undoes another operation
  2. 7. A rule that assigns one output to each input
  3. 11. To make an expression easier to understand or shorter
  4. 12. To remove brackets by multiplying terms
  5. 13. A mathematical statement showing that two expressions are equal
  6. 14. A single part of an expression separated by + or −
  7. 15. To find the value of the variable that makes an equation true
Down
  1. 1. A value that needs to be found, often shown with a letter
  2. 2. A combination of numbers, letters, and operations
  3. 4. To replace a variable with a number
  4. 5. The number in front of a variable
  5. 6. To write an expression as a product of factors
  6. 8. A value that does not change
  7. 9. A letter that represents an unknown value
  8. 10. A branch of mathematics that uses letters and symbols to represent numbers