Algebra Crossword Puzzle

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Across
  1. 3. A symbol like T,X, etc
  2. 6. A solution of an equation
  3. 8. The top number in a fraction
  4. 9. A number on its own
  5. 10. This equals that
  6. 12. A symbol for a number
  7. 16. The number you divide by
  8. 17. The answer to a addition problem
  9. 19. The answer to a subtraction problem
  10. 20. A number used to multiply a variable
Down
  1. 1. Sum and/or difference of terms
  2. 2. A single number or a variable
  3. 4. The answer to a division problem
  4. 5. The bottom number in a fraction
  5. 7. A transformation that ¨slides¨ each point of a figure the same distance in the same direction
  6. 11. An expression or equation in which the highest power of a variable has exponent 2
  7. 13. A group of terms
  8. 14. Power of a number
  9. 15. The answer to a multiplication problem
  10. 18. A transformation that¨flips¨ a figure over a mirror