Chapter 4 Crossword Puzzle

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Across
  1. 2. relating to, involving, or according to the laws of algebra.
  2. 4. mathematical statement that two things are equal.
  3. 8. a method when you plug in a equation where "y" is isolated to another equation.
  4. 9. an unknown number that is a letter.
  5. 10. a set or collection of equations that you deal with all together at once.
Down
  1. 1. a line or curve drawn on a number line or coordinate plane by joining the points represented by certain ordered pairs.
  2. 3. a method when there are 2 variables in each equation but you have to take out one of the variables.
  3. 5. a set of values that satisfy equations or inequalities.
  4. 6. find an answer to.
  5. 7. to put a variable by itself.