Math systems

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Across
  1. 2. Parallel with the same slope.
  2. 5. x = -4 and 9x + 2y = -8 Substitution
  3. 6. (x,y)/ Order pairs
  4. 7. 5x -2y = 5 and 3x + 2y = 19 Elimination
  5. 8. y= or x=. Has a comma at the end to make the crossword work
  6. 9. y=mx+b.
Down
  1. 1. Same Line.
  2. 3. Getting rid of a variable.
  3. 4. x = 6 and 8x - 7y = -8 Substitution
  4. 7. -9x + 4y = 10 and 9x - 2y = -14 Elimination