Chapter 1

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Across
  1. 4. Rules for evaluating an expression involving more than one _____.
  2. 6. a letter or symbol that _____ one or more numbers.
  3. 7. algebraic expressions that have the same value for all values of the variables
  4. 8. an equation or inequality that _____ an algebraic expression.
  5. 10. substitute a given number for each variable, and then simplify
  6. 11. a number that produces a true statement when substituted for the variable in an _____.
  7. 12. A fraction that compares two quantities measured in different units.
Down
  1. 1. A mathematical phrase involving at least one variable and sometimes numbers and operation symbols.
  2. 2. The distance a number is from zero on a number line
  3. 3. the number or expression that is used as a factor in a repeated multiplication.
  4. 5. an equation or inequality that contains an algebraic _____.
  5. 8. the numerical factor when a term has a variable
  6. 9. An expression that represents repeated multiplication of the same factor.