Algebra 1 Semester Exam Review

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Across
  1. 1. To add or subtract terms with the same variable.
  2. 4. A line that rises left to right.
  3. 5. Where a graph crosses the y-axis.
  4. 7. A mathematical statement with an equal sign.
  5. 9. To make an expression shorter or easier to work with.
  6. 11. All possible input values.
  7. 14. All values that satisfy an equation.
  8. 15. Rule: a^0 = 1.
  9. 17. Equation form: Ax + By = C.
  10. 18. A horizontal line’s slope.
  11. 21. A repeated multiplication, like a^n.
  12. 23. To multiply across parentheses.
  13. 26. All possible output values.
  14. 29. Rule: a^(-n) = 1/(a^n).
  15. 32. ≤ symbol.
  16. 33. Rule: a^m ÷ a^n = a^(m-n).
  17. 36. ≥ symbol.
  18. 37. A fixed number "k" in y = kx.
Down
  1. 2. Operation that undoes another.
  2. 3. Where a graph crosses the x-axis
  3. 6. A line that falls left to right.
  4. 7. A mathematical phrase without an equal sign.
  5. 8. Property that allows multiplication across addition.
  6. 10. Rule: (a^m)^n = a^(mn).
  7. 12. Rise over run; steepness of a line.
  8. 13. A relationship written as y = kx.
  9. 16. Equation form: y = mx + b.
  10. 19. > symbol.
  11. 20. A vertical line’s slope.
  12. 22. A value that does not change.
  13. 24. < symbol.
  14. 25. Equation form using slope and a point.
  15. 27. Rule: a^m × a^n = a^(m+n).
  16. 28. A number being multiplied in a power.
  17. 30. A number multiplied by a variable.
  18. 31. Change in y over change in x.
  19. 34. A letter that represents an unknown number.
  20. 35. The number that makes an equation equal to zero.