Chapter 6.1-6.7

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Across
  1. 1. equation, an equation whose graph is a line.
  2. 3. inequality, consists of two separate inequalities joined by and or.
  3. 5. one variable is the set of points that represent all solutions of the inequality.
  4. 7. inequalities that have the same solutions.
  5. 8. an ordered pair that is a solution of each inequality in the system.
  6. 10. a mathematical sentence formed by placing the symbol= between two expressions.
Down
  1. 2. inequality, inequalities that have the same solutions.
  2. 4. a mathematical sentence formed by placing one of the symbols <,<,>, or > between two expressions.
  3. 6. deviation,the absolute deviation of a number x from a given value is the absolute value of the difference of x and the given value.
  4. 9. for the numerical data set x1, x2,..., xn, the mean, or average.