CROSSWORD PUZZLE (MODULE 5)

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Across
  1. 3. a mathematical statement indicating the two algebraic expressions are equal
  2. 6. the set of x-coordinates
  3. 7. the y-coordinate
  4. 8. the change in x-coordinate
  5. 9. the vertical number line in the rectangular coordinate system
  6. 12. refers to the steepness of a line
  7. 13. point at which the x axis and y axis intersect
  8. 14. the horizontal number line in the rectangular coordinate system
  9. 15. tells whether the line is increasing or decreasing
Down
  1. 1. the change in y-coordinate
  2. 2. the sets of ordered pairs that satisfies the equation
  3. 4. the regions inti which a rectangular coordinate system is divided by its axes
  4. 5. the set of y-coordinates
  5. 10. the x-coordinate
  6. 11. symbol or letter which may represent a number