Expressions and Equations Crossword

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1234567891011121314
Across
  1. 3. terms with the same variable and same exponent
  2. 6. when no value of x will make the equation true
  3. 8. having the same value
  4. 11. mathematical phrase made of numbers, variables, and operation symbols
  5. 13. when every possible value of x will still make it true
  6. 14. to get the variable alone and find its value
Down
  1. 1. a pair of opposite terms that add to zero
  2. 2. the value that makes an equation true
  3. 4. to distribute and/or combine like terms
  4. 5. the number multiplying a variable
  5. 7. mathematical sentence setting 2 expressions equal to each other
  6. 9. any combination of numbers and variables held together by multiplication and separated from each other by a plus or minus
  7. 10. to multiply all the terms inside parentheses by a number outside the parentheses
  8. 12. a plain number