Geometry PT 1.2

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Across
  1. 2. twice a number x increased by 1
  2. 3. twice the sum of thrice a number x and 2
  3. 6. a number y multiplied by 7 less than thrice the square of a number x
  4. 7. thrice the cube of a number x decreased by 4
  5. 9. the square of the sum of the numbers x and y
  6. 10. twice a number y more than thrice a number x
Down
  1. 1. the sum of the squares of the numbers x and y
  2. 2. twice the sum of a number x and thrice a number y
  3. 4. twice the cube of a number x increased by 1
  4. 5. the sum of the square of a number x and twice a number y
  5. 8. the sum of a number x multiplied by 5 and thrice a number y
  6. 11. twice a number x increased by a number y multiplied by 5