Math crossword puzzle

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Across
  1. 3. any positive number that does not include a fractional or decimal part
  2. 5. ny value for the variable makes the equation true
  3. 11. a part of a whole
  4. 12. a statement that supports the equality of two expressions, which are connected by the equals sign “=”.
  5. 17. numbers that include both rational and irrational numbers
  6. 23. an operation that undoes what was done by the previous operation
  7. 24. commutative property, associative property, distributive property and identity property
  8. 25. a set of two numbers that when added together equal zero
  9. 26. involves two people or groups of people who behave in the same way or agree to help each other and give each other advantages.
Down
  1. 1. swap all the signs. Positive signs become negative and negative signs become positive
  2. 2. the number of unknowns and the number of equations are equal, (b) all equations are consistent
  3. 4. any number that can be written as a fraction, where both the numerator (the top number) and the denominator (the bottom number) are integers
  4. 6. a real number that cannot be expressed as a ratio of integers
  5. 7. one of the types of numbers, which has a whole number and the fractional part separated by a decimal point
  6. 8. the phenomenon of unequal and/or unjust distribution of resources and opportunities among members of a given society
  7. 9. multiplying the sum of two or more addends by a number produces the same result as when each addend is multiplied individually by the number and the products are added together.
  8. 10. to take two or more terms that are alike and add them together
  9. 13. to make less complex or complicated; make plainer or easier
  10. 14. any mathematical statement which consists of numbers, variables and an arithmetic operation between them
  11. 15. there is no value for the variable that makes the equation true
  12. 16. the point at which total cost and total revenue are equal
  13. 18. a number that can be plugged in for the variable to make a true number statement
  14. 19. the phenomenon of unequal and/or unjust distribution of resources and opportunities among members of a given society
  15. 20. all positive integers from 1 to infinity and are a component of the number system
  16. 21. a number, a variable, product of two or more variables or product of a number and a variable
  17. 22. a whole number (not a fractional number) that can be positive, negative, or zero.