Graphing and Algebra Vocabulary

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Across
  1. 3. terms that have the same variable and power
  2. 6. a list of x and y values used to graph a relation
  3. 7. a reference line on a graph (x-axis or y-axis)
  4. 8. a letter used to represent an unknown value
  5. 10. to remove brackets by multiplying through
  6. 12. a number with no variable
  7. 14. the value that makes an equation true
  8. 17. where the line crosses the y-axis- the 'c' in y=mx+c
  9. 18. a graph that shows a linear relationship
  10. 20. the point where a line crosses an axis
  11. 21. how steep a line is- The 'm' in y=mx+c
  12. 23. lines that never meet and have the same gradient
  13. 24. an operation that reverses another (e.g. addition and subtraction)
  14. 25. the point (0,0) where the x and y axes meet
Down
  1. 1. the number in front of a variable
  2. 2. a relationship that forms a straight line when graphed
  3. 4. to find the value of the variable that makes the equation true
  4. 5. to replace a variable with a value
  5. 9. a mathematical statement showing two expressions are equal
  6. 11. a relationship that does not form a straight line
  7. 13. to combine like terms or make an expression easier to read
  8. 15. the point where two lines cross
  9. 16. to mark points on a graph
  10. 19. a visual representation of a relationship
  11. 22. keeping both sides of an equation equal by doing the same operation to both sides