Algebra 1 cross word

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Across
  1. 1. 2x+15=9
  2. 4. slope=0
  3. 6. b^2-4ac
  4. 9. (4,2)
  5. 11. lines are vertical
  6. 12. ax+by=c
  7. 14. 4^2=6
Down
  1. 1. 9x^2
  2. 2. goes on forever
  3. 3. Ax+By=C
  4. 5. no variable
  5. 7. 0,2,369,2071
  6. 8. distance a value is from 0
  7. 10. 4,-18,0
  8. 13. starting point