Algebra crossword puzzle

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Across
  1. 1. highest number in both numbers in an equation
  2. 3. term
  3. 4. to do in a specific odor
  4. 7. term
  5. 9. the number after the number, x
  6. 12. number that is sometime connected to the exponent
  7. 16. to bring a number to its lowest form
  8. 18. put into y= mx+b
  9. 20. An expression with exponents variables
Down
  1. 1. combining numbers to factor a 4 term equation
  2. 2. x value
  3. 5. The number above the variable times itself
  4. 6. to find the answer
  5. 8. help with graphing points.
  6. 10. taking away from each other
  7. 11. same x value and can be put together
  8. 13. more than one thing
  9. 14. not a whole number
  10. 15. used to put data on
  11. 17. starting point
  12. 19. to be put together