the answer is ten

Edit Answers
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Across
  1. 2. aaahhahah my eyeyyeyeyes
  2. 4. math
  3. 7. nine
  4. 10. wait where is j
  5. 13. top of keyboard
Down
  1. 1. f$r#%# th3 f!(e is _-__-
  2. 3. abcdef ___
  3. 5. ten
  4. 6. lol
  5. 8. quick fid a aagdha
  6. 9. file
  7. 11. aie oh nine
  8. 12. vector