Algebra Crossword Puzzle

12345678910
Across
  1. 3. the answer
  2. 5. you solve them
  3. 6. terms with the same factors in a variable expression
  4. 9. factoring
  5. 10. rational and irrational numbers
Down
  1. 1. does not vary
  2. 2. Systems
  3. 4. y values
  4. 7. another word for "cool"
  5. 8. x and y