Algebra Apply It

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Across
  1. 2. adding
  2. 3. a mathematical phrase containing numbers, letters, and operations, but no equal sign
  3. 6. in a term with a number and a variable, it's the number in front
  4. 7. subtracting
  5. 10. two numbers, expressions, or quantities that are equal.
  6. 12. the number of times a number is multiplied by itself
  7. 13. the letters that are used to represent unknown values
  8. 14. the variables with their exponents are the same
Down
  1. 1. if a number sits in front of a set of parentheses, everything inside the parentheses is multiplied by the outside number
  2. 4. multiplying
  3. 5. a number without a variable
  4. 8. a number that is raised to a certain power
  5. 9. the pieces of an expression that are added or subtracted
  6. 11. dividing
  7. 15. an answer in it's simplest form