Algebra Vocabulary

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Across
  1. 2. a collection of terms joined together by + or –
  2. 3. numbers and letters that are multiplied or divided together
  3. 4. a letter that is used to represent an unknown number
  4. 6. a number next to a letter
Down
  1. 1. a number on its own
  2. 2. an equation has one of these
  3. 5. a statement made of expressions with an =