Language of Algebra

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Across
  1. 4. Determined by the power of the variable part
  2. 6. A mathematical expression
  3. 8. Two expressions set equal to each other
  4. 9. Separated by addition and subtraction signs
Down
  1. 1. A letter representing a numerical value
  2. 2. A number in front of a variable
  3. 3. It's best to think of terms as being
  4. 5. A number that stands alone
  5. 7. Exponent