Substitution

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Across
  1. 2. Compatible system.
  2. 4. An equation with only one solution
  3. 5. Reducing the expression.
  4. 7. Find an answer to an equation.
  5. 10. Answer
  6. 11. Three steps
  7. 14. A similar term.
  8. 15. A number signifying the result of a calculation or function.
Down
  1. 1. Finding a solution to multiple unknown terms
  2. 3. A Balanced equation.
  3. 6. system An equation that has no solution
  4. 8. A technique that eliminates one of the variables leaving only one to be solved.
  5. 9. Finding a solution for a single unknown term
  6. 12. A term that represents an unknown number.
  7. 13. A number that's multiplied by a variable.