Math Crossword Puzzle

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Across
  1. 2. A rule describing the relationship between two or more variables or quantities
  2. 3. A number representing the steepness and direction of a line
  3. 5. A number that is multiplied with a variable
  4. 8. A symbol with a fixed numerical value
  5. 9. A symbol that represents a currently unknown number in an equation
  6. 11. A number obtained by addition
  7. 13. The ordered pair that helps you to locate a point on a graph
  8. 15. A whole number--not a fraction
Down
  1. 1. A number obtained by subtraction
  2. 4. A quantity with both magnitude and direction
  3. 6. A numerical value expressing part of a whole
  4. 7. A number obtained by multiplication
  5. 10. A number obtained by division
  6. 12. A quantity or set of numbers that is limitless and boundless
  7. 14. The rate of change of a function based on