pair of linear equation

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Across
  1. 2. A system that has at least one solution
  2. 4. Number of solutions when two lines coincide
  3. 7. Type of lines for which a system has no solution
Down
  1. 1. Method where one variable’s expression is inserted into the other equation
  2. 3. A set of two or more equations considered together
  3. 5. The point where a line crosses an axis
  4. 6. Visual representation of a linear equation in two variables
  5. 8. Method where equations are added/subtracted to remove a variable