Algebra Crossword

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Across
  1. 3. A symbol used to represent an unknown quantity in an equation.
  2. 7. The set of all possible input values for a function.
  3. 8. The point where a graph intersects the y-axis.
  4. 11. To find the value of the variable that makes an equation true.
  5. 12. A mathematical statement that compares the values of two expression
  6. 13. A relation where each input has exactly one output.
  7. 15. A number that can be expressed as a fraction or ratio.
  8. 17. To perform operations to reduce an expression to its simplest form.
  9. 18. An algebraic expression of the second degree.
  10. 19. An algebraic expression with multiple terms.
  11. 20. A number that represents the power to which a base is raised.
Down
  1. 1. The set of all possible output values for a function.
  2. 2. A number or expression that divides another number or expression evenly.
  3. 4. A mathematical phrase involving numbers, variables, and operations.
  4. 5. A type of equation where the highest power of the variable is 1
  5. 6. A set of two or more equations with the same variables.
  6. 9. A mathematical statement that shows the equality between two expressions.
  7. 10. A number that multiplies a variable in a term.
  8. 14. A number that, when multiplied by itself, gives the original number.
  9. 16. The distance of a number from zero, always positive.