Math is Importanter

1234567891011121314151617181920
Across
  1. 3. A type of function that produces a straight line
  2. 4. A method for solving systems by replacing a variable
  3. 5. The region that represents all solutions of an inequality
  4. 6. The point where a graph crosses an axis
  5. 10. A system with exactly one solution
  6. 11. A relation where each input has exactly one output
  7. 13. A symbol that represents an unknown value
  8. 15. A system with no solution
  9. 18. A system that has at least one solution
  10. 20. The rate of change in a linear relationship
Down
  1. 1. A system with infinitely many solutions
  2. 2. A comparison between two expressions using <, >, ≤, or ≥
  3. 6. The point where two lines meet
  4. 7. A method for solving systems by adding equations
  5. 8. The opposite operation used to solve equations
  6. 9. To multiply a number across terms inside parentheses
  7. 12. A value that does not change
  8. 14. A set of two or more equations or inequalities
  9. 16. The number multiplying a variable
  10. 17. A mathematical statement showing two expressions are equal
  11. 19. A value that makes an equation true