Math

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Across
  1. 1. x-402=521
  2. 3. 2150-x=200
  3. 4. 320-x=140
  4. 5. x-470=128
  5. 6. x/5=22
  6. 7. 873/x=3
  7. 8. x*38=950
  8. 9. x-407=900
  9. 11. 775-x=31
Down
  1. 2. 317+x=602
  2. 3. x-930=120
  3. 6. 3002*6=x
  4. 7. 205+x=502
  5. 9. x/37=42
  6. 10. 10*x=370