math crossword

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Across
  1. 3. ,verticalineongraph
  2. 5. roots
  3. 8. setofpointsinaplain
  4. 10. output
  5. 11. ,3(x+4)
  6. 14. yintercept
  7. 15. x
Down
  1. 1. inputoutput
  2. 2. sameslopenevercrosses
  3. 4. , rise/run
  4. 6. ,input
  5. 7. ,horizontallineongraph
  6. 9. solution
  7. 12. ,xintercept
  8. 13. y