THE ALGEBRA CHALLENGE

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Across
  1. 3. The answer to an equation
  2. 6. The answer to a multiplication problem
  3. 10. The point (0,0) on a coordinate plane
  4. 12. A symbol used to show roots
  5. 13. A Math Sentence with an equal sign
  6. 15. Multiply a number across parentheses
  7. 16. A whole number that can be positive or negative
  8. 18. The answer to a subtraction problem
Down
  1. 1. A visual representation of data or equations
  2. 2. A number that does not change
  3. 3. To make an expression easier to solve
  4. 4. A number greater than zero
  5. 5. The answer to an additional problem
  6. 7. An equation that forms a straight line
  7. 8. The steepness of a line
  8. 9. A comparison between two numbers
  9. 11. A relation where each input has one output
  10. 14. A number less than zero
  11. 17. A single part of an expression