Order of Operations

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Across
  1. 2. First step in the Order of Operations
  2. 5. Order of Operations
  3. 7. Second step in the Order of Operations
  4. 9. 5x(7+2)-1
  5. 10. The fourth step in the order of Operations
Down
  1. 1. The third step in the Order of Operations
  2. 3. The fifth step in the Order of Operations
  3. 4. 2+(3x7)-2
  4. 6. The sixth step in the Order of Operations
  5. 8. Unsolved math problems without a = sign