crossword for math

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Across
  1. 5. a mathematical sentence that contains letters numbers and operations
  2. 7. the same at the degree of the monomial with the greatest exponent
  3. 9. what you do on one side you must also do on the other
  4. 11. Coefficient the coefficient of the highest degree term
  5. 15. pemdas the order to simplify problems so that everyone gets the same answer
  6. 17. the sum or dif of 7 monomials
  7. 18. monomials of an expression that have the exact same variable parts like terms can be combined
  8. 19. replace a variable with its value
  9. 20. the sum or dif of 3 monomials
  10. 22. a letter that represents a number
Down
  1. 1. the property of real numbers which guarantees that for any 2 numbers a and b
  2. 2. expression is a number, a variable of a product of numbers and variables.
  3. 3. multiplying through quantities
  4. 4. the repeated factor
  5. 6. how many times to repeat the base
  6. 8. substitute values for the variable and simplify
  7. 10. the same as the degree of the monomial with greater exponent
  8. 11. using inverse operations to rearrange and equation of formula in terms of on of its variable
  9. 12. the sum or dif of 2 monomial
  10. 13. The numerical factor of a monomial
  11. 14. quantities that are counted quantities that are measure
  12. 16. quantities that are measure
  13. 21. number that are multiplied together