2-Step Equations

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Across
  1. 2. an equation that represents a straight line when graphed
  2. 3. when a positive and negative number get rid of each other
  3. 6. a letter that represents an unknown quantity
  4. 10. can be numbers, variables, or a combination of both
  5. 12. are used to reverse (undo) the effect of another operation
Down
  1. 1. finding the value of an expression or equation
  2. 4. uses letters and symbols to represent unknown numbers
  3. 5. a number that is multiplied by a variable in an equation
  4. 7. a statement that shows the equality between two expressions(=)
  5. 8. a combination of numbers, variables, and operations
  6. 9. a fixed value that doesn't change
  7. 11. a representation