Algebra I - Chapter 4

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Across
  1. 2. Represents numerical information spatially.
  2. 5. A mathematical summary (often an equation) of a trend in data to simplify a complicated situation.
  3. 8. ________ Form: The form of linear equation ax + by = c
  4. 10. ______ Values Method: Two take two expressions that are equal to the same variable and set those expressions equal to eachother.
  5. 12. Point of _______: A point that the graphs of two equations have in common.
  6. 15. Used to represent numerical information by organizing it into columns and rows
Down
  1. 1. A mathematical sentence in which two expressions appear on either side of an equals "=" sign, stating that the two expressions are equivalent.
  2. 3. ________ Method: A method for solving systems of equations by replacing one variable with an expression involving remaining variables.
  3. 4. _______ Method: A key step in using this method is to add or subtract both sides of two equations to eliminate variables.
  4. 6. Two or more straight lines on a flat surface that do not intersect.
  5. 7. ______ When two quantities x and y have ______ relationship that relationship can be represented with an equation in y = mx + b form.
  6. 9. _______ of Equations: a set of equations with the same variables.
  7. 11. A _____ statement is written at the beginning of our work to identify the variable that will represent a certain quantity.
  8. 13. When two graphs have all of their points in common.
  9. 14. The numbers or numbers that when substituted into an equation make the equation true.