Algebra crossword

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Across
  1. 3. an unknown numerical value
  2. 5. point on x axis
  3. 7. vertical line on graph
  4. 9. To combine all that can be combined, reduce the number of terms
  5. 11. a distinct point on a graph
  6. 12. A value or number that never changes in an equation
  7. 14. small number written slightly above and to the right of a variable or number.
  8. 16. number being multiplied by the variable
  9. 18. a visible representation of an equation
Down
  1. 1. Any combination of values and operations that can be used to show how things belong together
  2. 2. finding solution
  3. 3. minimum or maximum on a graph
  4. 4. horizontal line on graph
  5. 6. any point on a graph
  6. 7. point on y axis
  7. 8. of symmetry the middle point of equation
  8. 10. equation with one answer
  9. 13. To change two or more terms to just one term so that you can perform other processes. For example,
  10. 15. the x-intercept of a graph
  11. 17. single expression