linear relations

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Across
  1. 3. variation that is type of linear relation
  2. 5. in linear relations ------- differences are the same
  3. 7. how fast one variable changes with respect to another
  4. 8. the graph of linear relation
  5. 9. Greek symbol delta means
Down
  1. 1. is another meaning of the rate of change
  2. 2. a point where a line intercept a y-axis
  3. 3. to find slope we need to calculate
  4. 4. how many ways do to represent a linear relation we know
  5. 6. a type of linear relation where b does not equal 0