Chapter 7 Review

12345678910111213
Across
  1. 3. when a linear system have different slopes and the lines intersect
  2. 4. an ordered pair that satisfies each equation in the system
  3. 5. when a linear system have the same slopes, same y-intercepts, and the lines coincide
  4. 6. an ordered pair that is a solution of each inequality in the system
  5. 7. two or more linear inequalities in the same variables
  6. 9. two or more linear equations in the same variables
  7. 10. a linear system with infinitely many solutions
  8. 11. one method when you add the equations to eliminate x or y
  9. 12. one method when you solve one equation and substitute into the other equation
  10. 13. when a linear system have the same slopes, different y-intercepts, and are parallel
Down
  1. 1. one method when you subtract the equations to eliminate x or y
  2. 2. a linear system that has exactly one solution
  3. 5. a linear system with no solution
  4. 8. one method when you multiply one or both equations